drivers/media/usb/dvb-usb-v2/lmedm04.c

   1 /* DVB USB compliant linux driver for
   2  *
   3  * DM04/QQBOX DVB-S USB BOX     LME2510C + SHARP:BS2F7HZ7395
   4  *                              LME2510C + LG TDQY-P001F
   5  *                              LME2510C + BS2F7HZ0194
   6  *                              LME2510 + LG TDQY-P001F
   7  *                              LME2510 + BS2F7HZ0194
   8  *
   9  * MVB7395 (LME2510C+SHARP:BS2F7HZ7395)
  10  * SHARP:BS2F7HZ7395 = (STV0288+Sharp IX2505V)
  11  *
  12  * MV001F (LME2510+LGTDQY-P001F)
  13  * LG TDQY - P001F =(TDA8263 + TDA10086H)
  14  *
  15  * MVB0001F (LME2510C+LGTDQT-P001F)
  16  *
  17  * MV0194 (LME2510+SHARP:BS2F7HZ0194)
  18  * SHARP:BS2F7HZ0194 = (STV0299+IX2410)
  19  *
  20  * MVB0194 (LME2510C+SHARP0194)
  21  *
  22  * LME2510C + M88RS2000
  23  *
  24  * For firmware see Documentation/dvb/lmedm04.txt
  25  *
  26  * I2C addresses:
  27  * 0xd0 - STV0288       - Demodulator
  28  * 0xc0 - Sharp IX2505V - Tuner
  29  * --
  30  * 0x1c - TDA10086   - Demodulator
  31  * 0xc0 - TDA8263    - Tuner
  32  * --
  33  * 0xd0 - STV0299       - Demodulator
  34  * 0xc0 - IX2410        - Tuner
  35  *
  36  *
  37  * VID = 3344  PID LME2510=1122 LME2510C=1120
  38  *
  39  * Copyright (C) 2010 Malcolm Priestley (tvboxspy@gmail.com)
  40  * LME2510(C)(C) Leaguerme (Shenzhen) MicroElectronics Co., Ltd.
  41  *
  42  * This program is free software; you can redistribute it and/or modify
  43  * it under the terms of the GNU General Public License Version 2, as
  44  * published by the Free Software Foundation.
  45  *
  46  * This program is distributed in the hope that it will be useful,
  47  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  48  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  49  * GNU General Public License for more details.
  50  *
  51  * You should have received a copy of the GNU General Public License
  52  * along with this program; if not, write to the Free Software
  53  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  54  *
  55  *
  56  * see Documentation/dvb/README.dvb-usb for more information
  57  *
  58  * Known Issues :
  59  *      LME2510: Non Intel USB chipsets fail to maintain High Speed on
  60  * Boot or Hot Plug.
  61  *
  62  * QQbox suffers from noise on LNB voltage.
  63  *
  64  *      LME2510: SHARP:BS2F7HZ0194(MV0194) cannot cold reset and share system
  65  * with other tuners. After a cold reset streaming will not start.
  66  *
  67  * M88RS2000 suffers from loss of lock.
  68  */
  69 #define DVB_USB_LOG_PREFIX "LME2510(C)"
  70 #include <linux/usb.h>
  71 #include <linux/usb/input.h>
  72 #include <media/rc-core.h>
  73
  74 #include "dvb_usb.h"
  75 #include "lmedm04.h"
  76 #include "tda826x.h"
  77 #include "tda10086.h"
  78 #include "stv0288.h"
  79 #include "ix2505v.h"
  80 #include "stv0299.h"
  81 #include "dvb-pll.h"
  82 #include "z0194a.h"
  83 #include "m88rs2000.h"
  84 #include "ts2020.h"
  85
  86
  87 #define LME2510_C_S7395 "dvb-usb-lme2510c-s7395.fw";
  88 #define LME2510_C_LG    "dvb-usb-lme2510c-lg.fw";
  89 #define LME2510_C_S0194 "dvb-usb-lme2510c-s0194.fw";
  90 #define LME2510_C_RS2000 "dvb-usb-lme2510c-rs2000.fw";
  91 #define LME2510_LG      "dvb-usb-lme2510-lg.fw";
  92 #define LME2510_S0194   "dvb-usb-lme2510-s0194.fw";
  93
  94 /* debug */
  95 static int dvb_usb_lme2510_debug;
  96 #define lme_debug(var, level, args...) do { \
  97         if ((var >= level)) \
  98                 pr_debug(DVB_USB_LOG_PREFIX": " args); \
  99 } while (0)
 100 #define deb_info(level, args...) lme_debug(dvb_usb_lme2510_debug, level, args)
 101 #define debug_data_snipet(level, name, p) \
 102          deb_info(level, name" (%02x%02x%02x%02x%02x%02x%02x%02x)", \
 103                 *p, *(p+1), *(p+2), *(p+3), *(p+4), \
 104                         *(p+5), *(p+6), *(p+7));
 105 #define info(args...) pr_info(DVB_USB_LOG_PREFIX": "args)
 106
 107 module_param_named(debug, dvb_usb_lme2510_debug, int, 0644);
 108 MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able)).");
 109
 110 static int dvb_usb_lme2510_firmware;
 111 module_param_named(firmware, dvb_usb_lme2510_firmware, int, 0644);
 112 MODULE_PARM_DESC(firmware, "set default firmware 0=Sharp7395 1=LG");
 113
 114 static int pid_filter;
 115 module_param_named(pid, pid_filter, int, 0644);
 116 MODULE_PARM_DESC(pid, "set default 0=default 1=off 2=on");
 117
 118
 119 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
 120
 121 #define TUNER_DEFAULT   0x0
 122 #define TUNER_LG        0x1
 123 #define TUNER_S7395     0x2
 124 #define TUNER_S0194     0x3
 125 #define TUNER_RS2000    0x4
 126
 127 struct lme2510_state {
 128         unsigned long int_urb_due;
 129         u8 id;
 130         u8 tuner_config;
 131         u8 signal_lock;
 132         u8 signal_level;
 133         u8 signal_sn;
 134         u8 time_key;
 135         u8 i2c_talk_onoff;
 136         u8 i2c_gate;
 137         u8 i2c_tuner_gate_w;
 138         u8 i2c_tuner_gate_r;
 139         u8 i2c_tuner_addr;
 140         u8 stream_on;
 141         u8 pid_size;
 142         u8 pid_off;
 143         void *buffer;
 144         struct urb *lme_urb;
 145         void *usb_buffer;
 146         int (*fe_set_voltage)(struct dvb_frontend *, fe_sec_voltage_t);
 147         u8 dvb_usb_lme2510_firmware;
 148 };
 149
 150 static int lme2510_bulk_write(struct usb_device *dev,
 151                                 u8 *snd, int len, u8 pipe)
 152 {
 153         int ret, actual_l;
 154
 155         ret = usb_bulk_msg(dev, usb_sndbulkpipe(dev, pipe),
 156                                 snd, len , &actual_l, 100);
 157         return ret;
 158 }
 159
 160 static int lme2510_bulk_read(struct usb_device *dev,
 161                                 u8 *rev, int len, u8 pipe)
 162 {
 163         int ret, actual_l;
 164
 165         ret = usb_bulk_msg(dev, usb_rcvbulkpipe(dev, pipe),
 166                                  rev, len , &actual_l, 200);
 167         return ret;
 168 }
 169
 170 static int lme2510_usb_talk(struct dvb_usb_device *d,
 171                 u8 *wbuf, int wlen, u8 *rbuf, int rlen)
 172 {
 173         struct lme2510_state *st = d->priv;
 174         u8 *buff;
 175         int ret = 0;
 176
 177         if (st->usb_buffer == NULL) {
 178                 st->usb_buffer = kmalloc(64, GFP_KERNEL);
 179                 if (st->usb_buffer == NULL) {
 180                         info("MEM Error no memory");
 181                         return -ENOMEM;
 182                 }
 183         }
 184         buff = st->usb_buffer;
 185
 186         ret = mutex_lock_interruptible(&d->usb_mutex);
 187
 188         if (ret < 0)
 189                 return -EAGAIN;
 190
 191         /* the read/write capped at 64 */
 192         memcpy(buff, wbuf, (wlen < 64) ? wlen : 64);
 193
 194         ret |= lme2510_bulk_write(d->udev, buff, wlen , 0x01);
 195
 196         ret |= lme2510_bulk_read(d->udev, buff, (rlen < 64) ?
 197                         rlen : 64 , 0x01);
 198
 199         if (rlen > 0)
 200                 memcpy(rbuf, buff, rlen);
 201
 202         mutex_unlock(&d->usb_mutex);
 203
 204         return (ret < 0) ? -ENODEV : 0;
 205 }
 206
 207 static int lme2510_stream_restart(struct dvb_usb_device *d)
 208 {
 209         struct lme2510_state *st = d->priv;
 210         u8 all_pids[] = LME_ALL_PIDS;
 211         u8 stream_on[] = LME_ST_ON_W;
 212         int ret;
 213         u8 rbuff[1];
 214         if (st->pid_off)
 215                 ret = lme2510_usb_talk(d, all_pids, sizeof(all_pids),
 216                         rbuff, sizeof(rbuff));
 217         /*Restart Stream Command*/
 218         ret = lme2510_usb_talk(d, stream_on, sizeof(stream_on),
 219                         rbuff, sizeof(rbuff));
 220         return ret;
 221 }
 222
 223 static int lme2510_enable_pid(struct dvb_usb_device *d, u8 index, u16 pid_out)
 224 {
 225         struct lme2510_state *st = d->priv;
 226         static u8 pid_buff[] = LME_ZERO_PID;
 227         static u8 rbuf[1];
 228         u8 pid_no = index * 2;
 229         u8 pid_len = pid_no + 2;
 230         int ret = 0;
 231         deb_info(1, "PID Setting Pid %04x", pid_out);
 232
 233         if (st->pid_size == 0)
 234                 ret |= lme2510_stream_restart(d);
 235
 236         pid_buff[2] = pid_no;
 237         pid_buff[3] = (u8)pid_out & 0xff;
 238         pid_buff[4] = pid_no + 1;
 239         pid_buff[5] = (u8)(pid_out >> 8);
 240
 241         if (pid_len > st->pid_size)
 242                 st->pid_size = pid_len;
 243         pid_buff[7] = 0x80 + st->pid_size;
 244
 245         ret |= lme2510_usb_talk(d, pid_buff ,
 246                 sizeof(pid_buff) , rbuf, sizeof(rbuf));
 247
 248         if (st->stream_on)
 249                 ret |= lme2510_stream_restart(d);
 250
 251         return ret;
 252 }
 253
 254 static void lme2510_int_response(struct urb *lme_urb)
 255 {
 256         struct dvb_usb_adapter *adap = lme_urb->context;
 257         struct lme2510_state *st = adap_to_priv(adap);
 258         static u8 *ibuf, *rbuf;
 259         int i = 0, offset;
 260         u32 key;
 261
 262         switch (lme_urb->status) {
 263         case 0:
 264         case -ETIMEDOUT:
 265                 break;
 266         case -ECONNRESET:
 267         case -ENOENT:
 268         case -ESHUTDOWN:
 269                 return;
 270         default:
 271                 info("Error %x", lme_urb->status);
 272                 break;
 273         }
 274
 275         rbuf = (u8 *) lme_urb->transfer_buffer;
 276
 277         offset = ((lme_urb->actual_length/8) > 4)
 278                         ? 4 : (lme_urb->actual_length/8) ;
 279
 280         for (i = 0; i < offset; ++i) {
 281                 ibuf = (u8 *)&rbuf[i*8];
 282                 deb_info(5, "INT O/S C =%02x C/O=%02x Type =%02x%02x",
 283                 offset, i, ibuf[0], ibuf[1]);
 284
 285                 switch (ibuf[0]) {
 286                 case 0xaa:
 287                         debug_data_snipet(1, "INT Remote data snipet", ibuf);
 288                         if ((ibuf[4] + ibuf[5]) == 0xff) {
 289                                 key = RC_SCANCODE_NECX((ibuf[2] ^ 0xff) << 8 |
 290                                                        (ibuf[3] > 0) ? (ibuf[3] ^ 0xff) : 0,
 291                                                        ibuf[5]);
 292                                 deb_info(1, "INT Key =%08x", key);
 293                                 if (adap_to_d(adap)->rc_dev != NULL)
 294                                         rc_keydown(adap_to_d(adap)->rc_dev,
 295                                                    RC_TYPE_NEC, key, 0);
 296                         }
 297                         break;
 298                 case 0xbb:
 299                         switch (st->tuner_config) {
 300                         case TUNER_LG:
 301                                 if (ibuf[2] > 0)
 302                                         st->signal_lock = ibuf[2];
 303                                 st->signal_level = ibuf[4];
 304                                 st->signal_sn = ibuf[3];
 305                                 st->time_key = ibuf[7];
 306                                 break;
 307                         case TUNER_S7395:
 308                         case TUNER_S0194:
 309                                 /* Tweak for earlier firmware*/
 310                                 if (ibuf[1] == 0x03) {
 311                                         if (ibuf[2] > 1)
 312                                                 st->signal_lock = ibuf[2];
 313                                         st->signal_level = ibuf[3];
 314                                         st->signal_sn = ibuf[4];
 315                                 } else {
 316                                         st->signal_level = ibuf[4];
 317                                         st->signal_sn = ibuf[5];
 318                                         st->signal_lock =
 319                                                 (st->signal_lock & 0xf7) +
 320                                                 ((ibuf[2] & 0x01) << 0x03);
 321                                 }
 322                                 break;
 323                         case TUNER_RS2000:
 324                                 if (ibuf[2] & 0x1)
 325                                         st->signal_lock = 0xff;
 326                                 else
 327                                         st->signal_lock = 0x00;
 328                                 st->signal_level = ibuf[5];
 329                                 st->signal_sn = ibuf[4];
 330                                 st->time_key = ibuf[7];
 331                         default:
 332                                 break;
 333                         }
 334                         debug_data_snipet(5, "INT Remote data snipet in", ibuf);
 335                 break;
 336                 case 0xcc:
 337                         debug_data_snipet(1, "INT Control data snipet", ibuf);
 338                         break;
 339                 default:
 340                         debug_data_snipet(1, "INT Unknown data snipet", ibuf);
 341                 break;
 342                 }
 343         }
 344
 345         usb_submit_urb(lme_urb, GFP_ATOMIC);
 346
 347         /* interrupt urb is due every 48 msecs while streaming
 348          *      add 12msecs for system lag */
 349         st->int_urb_due = jiffies + msecs_to_jiffies(60);
 350 }
 351
 352 static int lme2510_int_read(struct dvb_usb_adapter *adap)
 353 {
 354         struct dvb_usb_device *d = adap_to_d(adap);
 355         struct lme2510_state *lme_int = adap_to_priv(adap);
 356
 357         lme_int->lme_urb = usb_alloc_urb(0, GFP_ATOMIC);
 358
 359         if (lme_int->lme_urb == NULL)
 360                         return -ENOMEM;
 361
 362         lme_int->buffer = usb_alloc_coherent(d->udev, 128, GFP_ATOMIC,
 363                                         &lme_int->lme_urb->transfer_dma);
 364
 365         if (lme_int->buffer == NULL)
 366                         return -ENOMEM;
 367
 368         usb_fill_int_urb(lme_int->lme_urb,
 369                                 d->udev,
 370                                 usb_rcvintpipe(d->udev, 0xa),
 371                                 lme_int->buffer,
 372                                 128,
 373                                 lme2510_int_response,
 374                                 adap,
 375                                 8);
 376
 377         lme_int->lme_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
 378
 379         usb_submit_urb(lme_int->lme_urb, GFP_ATOMIC);
 380         info("INT Interrupt Service Started");
 381
 382         return 0;
 383 }
 384
 385 static int lme2510_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
 386 {
 387         struct dvb_usb_device *d = adap_to_d(adap);
 388         struct lme2510_state *st = adap_to_priv(adap);
 389         static u8 clear_pid_reg[] = LME_ALL_PIDS;
 390         static u8 rbuf[1];
 391         int ret = 0;
 392
 393         deb_info(1, "PID Clearing Filter");
 394
 395         mutex_lock(&d->i2c_mutex);
 396
 397         if (!onoff) {
 398                 ret |= lme2510_usb_talk(d, clear_pid_reg,
 399                         sizeof(clear_pid_reg), rbuf, sizeof(rbuf));
 400                 st->pid_off = true;
 401         } else
 402                 st->pid_off = false;
 403
 404         st->pid_size = 0;
 405
 406         mutex_unlock(&d->i2c_mutex);
 407
 408         return 0;
 409 }
 410
 411 static int lme2510_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
 412         int onoff)
 413 {
 414         struct dvb_usb_device *d = adap_to_d(adap);
 415         int ret = 0;
 416
 417         deb_info(3, "%s PID=%04x Index=%04x onoff=%02x", __func__,
 418                 pid, index, onoff);
 419
 420         if (onoff) {
 421                 mutex_lock(&d->i2c_mutex);
 422                 ret |= lme2510_enable_pid(d, index, pid);
 423                 mutex_unlock(&d->i2c_mutex);
 424         }
 425
 426
 427         return ret;
 428 }
 429
 430
 431 static int lme2510_return_status(struct dvb_usb_device *d)
 432 {
 433         int ret = 0;
 434         u8 *data;
 435
 436         data = kzalloc(10, GFP_KERNEL);
 437         if (!data)
 438                 return -ENOMEM;
 439
 440         ret |= usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0),
 441                         0x06, 0x80, 0x0302, 0x00, data, 0x0006, 200);
 442         info("Firmware Status: %x (%x)", ret , data[2]);
 443
 444         ret = (ret < 0) ? -ENODEV : data[2];
 445         kfree(data);
 446         return ret;
 447 }
 448
 449 static int lme2510_msg(struct dvb_usb_device *d,
 450                 u8 *wbuf, int wlen, u8 *rbuf, int rlen)
 451 {
 452         int ret = 0;
 453         struct lme2510_state *st = d->priv;
 454
 455         if (st->i2c_talk_onoff == 1) {
 456
 457                 ret = lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
 458
 459                 switch (st->tuner_config) {
 460                 case TUNER_LG:
 461                         if (wbuf[2] == 0x1c) {
 462                                 if (wbuf[3] == 0x0e) {
 463                                         st->signal_lock = rbuf[1];
 464                                         if ((st->stream_on & 1) &&
 465                                                 (st->signal_lock & 0x10)) {
 466                                                 lme2510_stream_restart(d);
 467                                                 st->i2c_talk_onoff = 0;
 468                                         }
 469                                         msleep(80);
 470                                 }
 471                         }
 472                         break;
 473                 case TUNER_S7395:
 474                         if (wbuf[2] == 0xd0) {
 475                                 if (wbuf[3] == 0x24) {
 476                                         st->signal_lock = rbuf[1];
 477                                         if ((st->stream_on & 1) &&
 478                                                 (st->signal_lock & 0x8)) {
 479                                                 lme2510_stream_restart(d);
 480                                                 st->i2c_talk_onoff = 0;
 481                                         }
 482                                 }
 483                         }
 484                         break;
 485                 case TUNER_S0194:
 486                         if (wbuf[2] == 0xd0) {
 487                                 if (wbuf[3] == 0x1b) {
 488                                         st->signal_lock = rbuf[1];
 489                                         if ((st->stream_on & 1) &&
 490                                                 (st->signal_lock & 0x8)) {
 491                                                 lme2510_stream_restart(d);
 492                                                 st->i2c_talk_onoff = 0;
 493                                         }
 494                                 }
 495                         }
 496                         break;
 497                 case TUNER_RS2000:
 498                 default:
 499                         break;
 500                 }
 501         } else {
 502                 /* TODO rewrite this section */
 503                 switch (st->tuner_config) {
 504                 case TUNER_LG:
 505                         switch (wbuf[3]) {
 506                         case 0x0e:
 507                                 rbuf[0] = 0x55;
 508                                 rbuf[1] = st->signal_lock;
 509                                 break;
 510                         case 0x43:
 511                                 rbuf[0] = 0x55;
 512                                 rbuf[1] = st->signal_level;
 513                                 break;
 514                         case 0x1c:
 515                                 rbuf[0] = 0x55;
 516                                 rbuf[1] = st->signal_sn;
 517                                 break;
 518                         case 0x15:
 519                         case 0x16:
 520                         case 0x17:
 521                         case 0x18:
 522                                 rbuf[0] = 0x55;
 523                                 rbuf[1] = 0x00;
 524                                 break;
 525                         default:
 526                                 lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
 527                                 st->i2c_talk_onoff = 1;
 528                                 break;
 529                         }
 530                         break;
 531                 case TUNER_S7395:
 532                         switch (wbuf[3]) {
 533                         case 0x10:
 534                                 rbuf[0] = 0x55;
 535                                 rbuf[1] = (st->signal_level & 0x80)
 536                                                 ? 0 : (st->signal_level * 2);
 537                                 break;
 538                         case 0x2d:
 539                                 rbuf[0] = 0x55;
 540                                 rbuf[1] = st->signal_sn;
 541                                 break;
 542                         case 0x24:
 543                                 rbuf[0] = 0x55;
 544                                 rbuf[1] = st->signal_lock;
 545                                 break;
 546                         case 0x2e:
 547                         case 0x26:
 548                         case 0x27:
 549                                 rbuf[0] = 0x55;
 550                                 rbuf[1] = 0x00;
 551                                 break;
 552                         default:
 553                                 lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
 554                                 st->i2c_talk_onoff = 1;
 555                                 break;
 556                         }
 557                         break;
 558                 case TUNER_S0194:
 559                         switch (wbuf[3]) {
 560                         case 0x18:
 561                                 rbuf[0] = 0x55;
 562                                 rbuf[1] = (st->signal_level & 0x80)
 563                                                 ? 0 : (st->signal_level * 2);
 564                                 break;
 565                         case 0x24:
 566                                 rbuf[0] = 0x55;
 567                                 rbuf[1] = st->signal_sn;
 568                                 break;
 569                         case 0x1b:
 570                                 rbuf[0] = 0x55;
 571                                 rbuf[1] = st->signal_lock;
 572                                 break;
 573                         case 0x19:
 574                         case 0x25:
 575                         case 0x1e:
 576                         case 0x1d:
 577                                 rbuf[0] = 0x55;
 578                                 rbuf[1] = 0x00;
 579                                 break;
 580                         default:
 581                                 lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
 582                                 st->i2c_talk_onoff = 1;
 583                                 break;
 584                         }
 585                         break;
 586                 case TUNER_RS2000:
 587                         switch (wbuf[3]) {
 588                         case 0x8c:
 589                                 rbuf[0] = 0x55;
 590                                 rbuf[1] = st->signal_lock;
 591
 592                                 /* If int_urb_due overdue
 593                                  *  set rbuf[1] to 0 to clear lock */
 594                                 if (time_after(jiffies, st->int_urb_due))
 595                                         rbuf[1] = 0;
 596
 597                                 break;
 598                         default:
 599                                 lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
 600                                 st->i2c_talk_onoff = 1;
 601                                 break;
 602                         }
 603                 default:
 604                         break;
 605                 }
 606
 607                 deb_info(4, "I2C From Interrupt Message out(%02x) in(%02x)",
 608                                 wbuf[3], rbuf[1]);
 609
 610         }
 611
 612         return ret;
 613 }
 614
 615
 616 static int lme2510_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
 617                                  int num)
 618 {
 619         struct dvb_usb_device *d = i2c_get_adapdata(adap);
 620         struct lme2510_state *st = d->priv;
 621         static u8 obuf[64], ibuf[64];
 622         int i, read, read_o;
 623         u16 len;
 624         u8 gate = st->i2c_gate;
 625
 626         mutex_lock(&d->i2c_mutex);
 627
 628         if (gate == 0)
 629                 gate = 5;
 630
 631         for (i = 0; i < num; i++) {
 632                 read_o = msg[i].flags & I2C_M_RD;
 633                 read = i + 1 < num && msg[i + 1].flags & I2C_M_RD;
 634                 read |= read_o;
 635                 gate = (msg[i].addr == st->i2c_tuner_addr)
 636                         ? (read)        ? st->i2c_tuner_gate_r
 637                                         : st->i2c_tuner_gate_w
 638                         : st->i2c_gate;
 639                 obuf[0] = gate | (read << 7);
 640
 641                 if (gate == 5)
 642                         obuf[1] = (read) ? 2 : msg[i].len + 1;
 643                 else
 644                         obuf[1] = msg[i].len + read + 1;
 645
 646                 obuf[2] = msg[i].addr << 1;
 647
 648                 if (read) {
 649                         if (read_o)
 650                                 len = 3;
 651                         else {
 652                                 memcpy(&obuf[3], msg[i].buf, msg[i].len);
 653                                 obuf[msg[i].len+3] = msg[i+1].len;
 654                                 len = msg[i].len+4;
 655                         }
 656                 } else {
 657                         memcpy(&obuf[3], msg[i].buf, msg[i].len);
 658                         len = msg[i].len+3;
 659                 }
 660
 661                 if (lme2510_msg(d, obuf, len, ibuf, 64) < 0) {
 662                         deb_info(1, "i2c transfer failed.");
 663                         mutex_unlock(&d->i2c_mutex);
 664                         return -EAGAIN;
 665                 }
 666
 667                 if (read) {
 668                         if (read_o)
 669                                 memcpy(msg[i].buf, &ibuf[1], msg[i].len);
 670                         else {
 671                                 memcpy(msg[i+1].buf, &ibuf[1], msg[i+1].len);
 672                                 i++;
 673                         }
 674                 }
 675         }
 676
 677         mutex_unlock(&d->i2c_mutex);
 678         return i;
 679 }
 680
 681 static u32 lme2510_i2c_func(struct i2c_adapter *adapter)
 682 {
 683         return I2C_FUNC_I2C;
 684 }
 685
 686 static struct i2c_algorithm lme2510_i2c_algo = {
 687         .master_xfer   = lme2510_i2c_xfer,
 688         .functionality = lme2510_i2c_func,
 689 };
 690
 691 static int lme2510_streaming_ctrl(struct dvb_frontend *fe, int onoff)
 692 {
 693         struct dvb_usb_adapter *adap = fe_to_adap(fe);
 694         struct dvb_usb_device *d = adap_to_d(adap);
 695         struct lme2510_state *st = adap_to_priv(adap);
 696         static u8 clear_reg_3[] = LME_ALL_PIDS;
 697         static u8 rbuf[1];
 698         int ret = 0, rlen = sizeof(rbuf);
 699
 700         deb_info(1, "STM  (%02x)", onoff);
 701
 702         /* Streaming is started by FE_HAS_LOCK */
 703         if (onoff == 1)
 704                 st->stream_on = 1;
 705         else {
 706                 deb_info(1, "STM Steam Off");
 707                 /* mutex is here only to avoid collision with I2C */
 708                 mutex_lock(&d->i2c_mutex);
 709
 710                 ret = lme2510_usb_talk(d, clear_reg_3,
 711                                 sizeof(clear_reg_3), rbuf, rlen);
 712                 st->stream_on = 0;
 713                 st->i2c_talk_onoff = 1;
 714
 715                 mutex_unlock(&d->i2c_mutex);
 716         }
 717
 718         return (ret < 0) ? -ENODEV : 0;
 719 }
 720
 721 static u8 check_sum(u8 *p, u8 len)
 722 {
 723         u8 sum = 0;
 724         while (len--)
 725                 sum += *p++;
 726         return sum;
 727 }
 728
 729 static int lme2510_download_firmware(struct dvb_usb_device *d,
 730                                         const struct firmware *fw)
 731 {
 732         int ret = 0;
 733         u8 *data;
 734         u16 j, wlen, len_in, start, end;
 735         u8 packet_size, dlen, i;
 736         u8 *fw_data;
 737
 738         packet_size = 0x31;
 739         len_in = 1;
 740
 741         data = kzalloc(128, GFP_KERNEL);
 742         if (!data) {
 743                 info("FRM Could not start Firmware Download"\
 744                         "(Buffer allocation failed)");
 745                 return -ENOMEM;
 746         }
 747
 748         info("FRM Starting Firmware Download");
 749
 750         for (i = 1; i < 3; i++) {
 751                 start = (i == 1) ? 0 : 512;
 752                 end = (i == 1) ? 512 : fw->size;
 753                 for (j = start; j < end; j += (packet_size+1)) {
 754                         fw_data = (u8 *)(fw->data + j);
 755                         if ((end - j) > packet_size) {
 756                                 data[0] = i;
 757                                 dlen = packet_size;
 758                         } else {
 759                                 data[0] = i | 0x80;
 760                                 dlen = (u8)(end - j)-1;
 761                         }
 762                         data[1] = dlen;
 763                         memcpy(&data[2], fw_data, dlen+1);
 764                         wlen = (u8) dlen + 4;
 765                         data[wlen-1] = check_sum(fw_data, dlen+1);
 766                         deb_info(1, "Data S=%02x:E=%02x CS= %02x", data[3],
 767                                 data[dlen+2], data[dlen+3]);
 768                         lme2510_usb_talk(d, data, wlen, data, len_in);
 769                         ret |= (data[0] == 0x88) ? 0 : -1;
 770                 }
 771         }
 772
 773         data[0] = 0x8a;
 774         len_in = 1;
 775         msleep(2000);
 776         lme2510_usb_talk(d, data, len_in, data, len_in);
 777         msleep(400);
 778
 779         if (ret < 0)
 780                 info("FRM Firmware Download Failed (%04x)" , ret);
 781         else
 782                 info("FRM Firmware Download Completed - Resetting Device");
 783
 784         kfree(data);
 785         return RECONNECTS_USB;
 786 }
 787
 788 static void lme_coldreset(struct dvb_usb_device *d)
 789 {
 790         u8 data[1] = {0};
 791         data[0] = 0x0a;
 792         info("FRM Firmware Cold Reset");
 793
 794         lme2510_usb_talk(d, data, sizeof(data), data, sizeof(data));
 795
 796         return;
 797 }
 798
 799 static const char fw_c_s7395[] = LME2510_C_S7395;
 800 static const char fw_c_lg[] = LME2510_C_LG;
 801 static const char fw_c_s0194[] = LME2510_C_S0194;
 802 static const char fw_c_rs2000[] = LME2510_C_RS2000;
 803 static const char fw_lg[] = LME2510_LG;
 804 static const char fw_s0194[] = LME2510_S0194;
 805
 806 static const char *lme_firmware_switch(struct dvb_usb_device *d, int cold)
 807 {
 808         struct lme2510_state *st = d->priv;
 809         struct usb_device *udev = d->udev;
 810         const struct firmware *fw = NULL;
 811         const char *fw_lme;
 812         int ret = 0;
 813
 814         cold = (cold > 0) ? (cold & 1) : 0;
 815
 816         switch (le16_to_cpu(udev->descriptor.idProduct)) {
 817         case 0x1122:
 818                 switch (st->dvb_usb_lme2510_firmware) {
 819                 default:
 820                         st->dvb_usb_lme2510_firmware = TUNER_S0194;
 821                 case TUNER_S0194:
 822                         fw_lme = fw_s0194;
 823                         ret = request_firmware(&fw, fw_lme, &udev->dev);
 824                         if (ret == 0) {
 825                                 cold = 0;
 826                                 break;
 827                         }
 828                         st->dvb_usb_lme2510_firmware = TUNER_LG;
 829                 case TUNER_LG:
 830                         fw_lme = fw_lg;
 831                         ret = request_firmware(&fw, fw_lme, &udev->dev);
 832                         if (ret == 0)
 833                                 break;
 834                         st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
 835                         break;
 836                 }
 837                 break;
 838         case 0x1120:
 839                 switch (st->dvb_usb_lme2510_firmware) {
 840                 default:
 841                         st->dvb_usb_lme2510_firmware = TUNER_S7395;
 842                 case TUNER_S7395:
 843                         fw_lme = fw_c_s7395;
 844                         ret = request_firmware(&fw, fw_lme, &udev->dev);
 845                         if (ret == 0) {
 846                                 cold = 0;
 847                                 break;
 848                         }
 849                         st->dvb_usb_lme2510_firmware = TUNER_LG;
 850                 case TUNER_LG:
 851                         fw_lme = fw_c_lg;
 852                         ret = request_firmware(&fw, fw_lme, &udev->dev);
 853                         if (ret == 0)
 854                                 break;
 855                         st->dvb_usb_lme2510_firmware = TUNER_S0194;
 856                 case TUNER_S0194:
 857                         fw_lme = fw_c_s0194;
 858                         ret = request_firmware(&fw, fw_lme, &udev->dev);
 859                         if (ret == 0)
 860                                 break;
 861                         st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
 862                         cold = 0;
 863                         break;
 864                 }
 865                 break;
 866         case 0x22f0:
 867                 fw_lme = fw_c_rs2000;
 868                 st->dvb_usb_lme2510_firmware = TUNER_RS2000;
 869                 break;
 870         default:
 871                 fw_lme = fw_c_s7395;
 872         }
 873
 874         release_firmware(fw);
 875
 876         if (cold) {
 877                 dvb_usb_lme2510_firmware = st->dvb_usb_lme2510_firmware;
 878                 info("FRM Changing to %s firmware", fw_lme);
 879                 lme_coldreset(d);
 880                 return NULL;
 881         }
 882
 883         return fw_lme;
 884 }
 885
 886 static int lme2510_kill_urb(struct usb_data_stream *stream)
 887 {
 888         int i;
 889
 890         for (i = 0; i < stream->urbs_submitted; i++) {
 891                 deb_info(3, "killing URB no. %d.", i);
 892                 /* stop the URB */
 893                 usb_kill_urb(stream->urb_list[i]);
 894         }
 895         stream->urbs_submitted = 0;
 896
 897         return 0;
 898 }
 899
 900 static struct tda10086_config tda10086_config = {
 901         .demod_address = 0x0e,
 902         .invert = 0,
 903         .diseqc_tone = 1,
 904         .xtal_freq = TDA10086_XTAL_16M,
 905 };
 906
 907 static struct stv0288_config lme_config = {
 908         .demod_address = 0x68,
 909         .min_delay_ms = 15,
 910         .inittab = s7395_inittab,
 911 };
 912
 913 static struct ix2505v_config lme_tuner = {
 914         .tuner_address = 0x60,
 915         .min_delay_ms = 100,
 916         .tuner_gain = 0x0,
 917         .tuner_chargepump = 0x3,
 918 };
 919
 920 static struct stv0299_config sharp_z0194_config = {
 921         .demod_address = 0x68,
 922         .inittab = sharp_z0194a_inittab,
 923         .mclk = 88000000UL,
 924         .invert = 0,
 925         .skip_reinit = 0,
 926         .lock_output = STV0299_LOCKOUTPUT_1,
 927         .volt13_op0_op1 = STV0299_VOLT13_OP1,
 928         .min_delay_ms = 100,
 929         .set_symbol_rate = sharp_z0194a_set_symbol_rate,
 930 };
 931
 932 static int dm04_rs2000_set_ts_param(struct dvb_frontend *fe,
 933         int caller)
 934 {
 935         struct dvb_usb_adapter *adap = fe_to_adap(fe);
 936         struct dvb_usb_device *d = adap_to_d(adap);
 937         struct lme2510_state *st = d->priv;
 938
 939         mutex_lock(&d->i2c_mutex);
 940         if ((st->i2c_talk_onoff == 1) && (st->stream_on & 1)) {
 941                 st->i2c_talk_onoff = 0;
 942                 lme2510_stream_restart(d);
 943         }
 944         mutex_unlock(&d->i2c_mutex);
 945
 946         return 0;
 947 }
 948
 949 static struct m88rs2000_config m88rs2000_config = {
 950         .demod_addr = 0x68,
 951         .set_ts_params = dm04_rs2000_set_ts_param,
 952 };
 953
 954 static struct ts2020_config ts2020_config = {
 955         .tuner_address = 0x60,
 956         .clk_out_div = 7,
 957 };
 958
 959 static int dm04_lme2510_set_voltage(struct dvb_frontend *fe,
 960                                         fe_sec_voltage_t voltage)
 961 {
 962         struct dvb_usb_device *d = fe_to_d(fe);
 963         struct lme2510_state *st = fe_to_priv(fe);
 964         static u8 voltage_low[] = LME_VOLTAGE_L;
 965         static u8 voltage_high[] = LME_VOLTAGE_H;
 966         static u8 rbuf[1];
 967         int ret = 0, len = 3, rlen = 1;
 968
 969         mutex_lock(&d->i2c_mutex);
 970
 971         switch (voltage) {
 972         case SEC_VOLTAGE_18:
 973                 ret |= lme2510_usb_talk(d,
 974                         voltage_high, len, rbuf, rlen);
 975                 break;
 976
 977         case SEC_VOLTAGE_OFF:
 978         case SEC_VOLTAGE_13:
 979         default:
 980                 ret |= lme2510_usb_talk(d,
 981                                 voltage_low, len, rbuf, rlen);
 982                 break;
 983         }
 984
 985         mutex_unlock(&d->i2c_mutex);
 986
 987         if (st->tuner_config == TUNER_RS2000)
 988                 if (st->fe_set_voltage)
 989                         st->fe_set_voltage(fe, voltage);
 990
 991
 992         return (ret < 0) ? -ENODEV : 0;
 993 }
 994
 995 static int dm04_rs2000_read_signal_strength(struct dvb_frontend *fe,
 996         u16 *strength)
 997 {
 998         struct lme2510_state *st = fe_to_priv(fe);
 999
1000         *strength = (u16)((u32)st->signal_level * 0xffff / 0xff);
1001
1002         return 0;
1003 }
1004
1005 static int dm04_rs2000_read_snr(struct dvb_frontend *fe, u16 *snr)
1006 {
1007         struct lme2510_state *st = fe_to_priv(fe);
1008
1009         *snr = (u16)((u32)st->signal_sn * 0xffff / 0x7f);
1010
1011         return 0;
1012 }
1013
1014 static int dm04_read_ber(struct dvb_frontend *fe, u32 *ber)
1015 {
1016         *ber = 0;
1017
1018         return 0;
1019 }
1020
1021 static int dm04_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
1022 {
1023         *ucblocks = 0;
1024
1025         return 0;
1026 }
1027
1028 static int lme_name(struct dvb_usb_adapter *adap)
1029 {
1030         struct dvb_usb_device *d = adap_to_d(adap);
1031         struct lme2510_state *st = adap_to_priv(adap);
1032         const char *desc = d->name;
1033         char *fe_name[] = {"", " LG TDQY-P001F", " SHARP:BS2F7HZ7395",
1034                                 " SHARP:BS2F7HZ0194", " RS2000"};
1035         char *name = adap->fe[0]->ops.info.name;
1036
1037         strlcpy(name, desc, 128);
1038         strlcat(name, fe_name[st->tuner_config], 128);
1039
1040         return 0;
1041 }
1042
1043 static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap)
1044 {
1045         struct dvb_usb_device *d = adap_to_d(adap);
1046         struct lme2510_state *st = d->priv;
1047         int ret = 0;
1048
1049         st->i2c_talk_onoff = 1;
1050         switch (le16_to_cpu(d->udev->descriptor.idProduct)) {
1051         case 0x1122:
1052         case 0x1120:
1053                 st->i2c_gate = 4;
1054                 adap->fe[0] = dvb_attach(tda10086_attach,
1055                         &tda10086_config, &d->i2c_adap);
1056                 if (adap->fe[0]) {
1057                         info("TUN Found Frontend TDA10086");
1058                         st->i2c_tuner_gate_w = 4;
1059                         st->i2c_tuner_gate_r = 4;
1060                         st->i2c_tuner_addr = 0x60;
1061                         st->tuner_config = TUNER_LG;
1062                         if (st->dvb_usb_lme2510_firmware != TUNER_LG) {
1063                                 st->dvb_usb_lme2510_firmware = TUNER_LG;
1064                                 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1065                         }
1066                         break;
1067                 }
1068
1069                 st->i2c_gate = 4;
1070                 adap->fe[0] = dvb_attach(stv0299_attach,
1071                                 &sharp_z0194_config, &d->i2c_adap);
1072                 if (adap->fe[0]) {
1073                         info("FE Found Stv0299");
1074                         st->i2c_tuner_gate_w = 4;
1075                         st->i2c_tuner_gate_r = 5;
1076                         st->i2c_tuner_addr = 0x60;
1077                         st->tuner_config = TUNER_S0194;
1078                         if (st->dvb_usb_lme2510_firmware != TUNER_S0194) {
1079                                 st->dvb_usb_lme2510_firmware = TUNER_S0194;
1080                                 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1081                         }
1082                         break;
1083                 }
1084
1085                 st->i2c_gate = 5;
1086                 adap->fe[0] = dvb_attach(stv0288_attach, &lme_config,
1087                         &d->i2c_adap);
1088
1089                 if (adap->fe[0]) {
1090                         info("FE Found Stv0288");
1091                         st->i2c_tuner_gate_w = 4;
1092                         st->i2c_tuner_gate_r = 5;
1093                         st->i2c_tuner_addr = 0x60;
1094                         st->tuner_config = TUNER_S7395;
1095                         if (st->dvb_usb_lme2510_firmware != TUNER_S7395) {
1096                                 st->dvb_usb_lme2510_firmware = TUNER_S7395;
1097                                 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1098                         }
1099                         break;
1100                 }
1101         case 0x22f0:
1102                 st->i2c_gate = 5;
1103                 adap->fe[0] = dvb_attach(m88rs2000_attach,
1104                         &m88rs2000_config, &d->i2c_adap);
1105
1106                 if (adap->fe[0]) {
1107                         info("FE Found M88RS2000");
1108                         dvb_attach(ts2020_attach, adap->fe[0], &ts2020_config,
1109                                         &d->i2c_adap);
1110                         st->i2c_tuner_gate_w = 5;
1111                         st->i2c_tuner_gate_r = 5;
1112                         st->i2c_tuner_addr = 0x60;
1113                         st->tuner_config = TUNER_RS2000;
1114                         st->fe_set_voltage =
1115                                 adap->fe[0]->ops.set_voltage;
1116
1117                         adap->fe[0]->ops.read_signal_strength =
1118                                 dm04_rs2000_read_signal_strength;
1119                         adap->fe[0]->ops.read_snr =
1120                                 dm04_rs2000_read_snr;
1121                         adap->fe[0]->ops.read_ber =
1122                                 dm04_read_ber;
1123                         adap->fe[0]->ops.read_ucblocks =
1124                                 dm04_read_ucblocks;
1125                 }
1126                 break;
1127         }
1128
1129         if (adap->fe[0] == NULL) {
1130                 info("DM04/QQBOX Not Powered up or not Supported");
1131                 return -ENODEV;
1132         }
1133
1134         if (ret) {
1135                 if (adap->fe[0]) {
1136                         dvb_frontend_detach(adap->fe[0]);
1137                         adap->fe[0] = NULL;
1138                 }
1139                 d->rc_map = NULL;
1140                 return -ENODEV;
1141         }
1142
1143         adap->fe[0]->ops.set_voltage = dm04_lme2510_set_voltage;
1144         ret = lme_name(adap);
1145         return ret;
1146 }
1147
1148 static int dm04_lme2510_tuner(struct dvb_usb_adapter *adap)
1149 {
1150         struct dvb_usb_device *d = adap_to_d(adap);
1151         struct lme2510_state *st = adap_to_priv(adap);
1152         char *tun_msg[] = {"", "TDA8263", "IX2505V", "DVB_PLL_OPERA", "RS2000"};
1153         int ret = 0;
1154
1155         switch (st->tuner_config) {
1156         case TUNER_LG:
1157                 if (dvb_attach(tda826x_attach, adap->fe[0], 0x60,
1158                         &d->i2c_adap, 1))
1159                         ret = st->tuner_config;
1160                 break;
1161         case TUNER_S7395:
1162                 if (dvb_attach(ix2505v_attach , adap->fe[0], &lme_tuner,
1163                         &d->i2c_adap))
1164                         ret = st->tuner_config;
1165                 break;
1166         case TUNER_S0194:
1167                 if (dvb_attach(dvb_pll_attach , adap->fe[0], 0x60,
1168                         &d->i2c_adap, DVB_PLL_OPERA1))
1169                         ret = st->tuner_config;
1170                 break;
1171         case TUNER_RS2000:
1172                 ret = st->tuner_config;
1173                 break;
1174         default:
1175                 break;
1176         }
1177
1178         if (ret)
1179                 info("TUN Found %s tuner", tun_msg[ret]);
1180         else {
1181                 info("TUN No tuner found --- resetting device");
1182                 lme_coldreset(d);
1183                 return -ENODEV;
1184         }
1185
1186         /* Start the Interrupt*/
1187         ret = lme2510_int_read(adap);
1188         if (ret < 0) {
1189                 info("INT Unable to start Interrupt Service");
1190                 return -ENODEV;
1191         }
1192
1193         return ret;
1194 }
1195
1196 static int lme2510_powerup(struct dvb_usb_device *d, int onoff)
1197 {
1198         struct lme2510_state *st = d->priv;
1199         static u8 lnb_on[] = LNB_ON;
1200         static u8 lnb_off[] = LNB_OFF;
1201         static u8 rbuf[1];
1202         int ret = 0, len = 3, rlen = 1;
1203
1204         mutex_lock(&d->i2c_mutex);
1205
1206         if (onoff)
1207                 ret = lme2510_usb_talk(d, lnb_on, len, rbuf, rlen);
1208         else
1209                 ret = lme2510_usb_talk(d, lnb_off, len, rbuf, rlen);
1210
1211         st->i2c_talk_onoff = 1;
1212
1213         mutex_unlock(&d->i2c_mutex);
1214
1215         return ret;
1216 }
1217
1218 static int lme2510_get_adapter_count(struct dvb_usb_device *d)
1219 {
1220         return 1;
1221 }
1222
1223 static int lme2510_identify_state(struct dvb_usb_device *d, const char **name)
1224 {
1225         struct lme2510_state *st = d->priv;
1226
1227         usb_reset_configuration(d->udev);
1228
1229         usb_set_interface(d->udev,
1230                 d->props->bInterfaceNumber, 1);
1231
1232         st->dvb_usb_lme2510_firmware = dvb_usb_lme2510_firmware;
1233
1234         if (lme2510_return_status(d) == 0x44) {
1235                 *name = lme_firmware_switch(d, 0);
1236                 return COLD;
1237         }
1238
1239         return 0;
1240 }
1241
1242 static int lme2510_get_stream_config(struct dvb_frontend *fe, u8 *ts_type,
1243                 struct usb_data_stream_properties *stream)
1244 {
1245         struct dvb_usb_adapter *adap = fe_to_adap(fe);
1246         struct dvb_usb_device *d;
1247
1248         if (adap == NULL)
1249                 return 0;
1250
1251         d = adap_to_d(adap);
1252
1253         /* Turn PID filter on the fly by module option */
1254         if (pid_filter == 2) {
1255                 adap->pid_filtering  = true;
1256                 adap->max_feed_count = 15;
1257         }
1258
1259         if (!(le16_to_cpu(d->udev->descriptor.idProduct)
1260                 == 0x1122))
1261                 stream->endpoint = 0x8;
1262
1263         return 0;
1264 }
1265
1266 static int lme2510_get_rc_config(struct dvb_usb_device *d,
1267         struct dvb_usb_rc *rc)
1268 {
1269         rc->allowed_protos = RC_BIT_NEC;
1270         return 0;
1271 }
1272
1273 static void *lme2510_exit_int(struct dvb_usb_device *d)
1274 {
1275         struct lme2510_state *st = d->priv;
1276         struct dvb_usb_adapter *adap = &d->adapter[0];
1277         void *buffer = NULL;
1278
1279         if (adap != NULL) {
1280                 lme2510_kill_urb(&adap->stream);
1281         }
1282
1283         if (st->usb_buffer != NULL) {
1284                 st->i2c_talk_onoff = 1;
1285                 st->signal_lock = 0;
1286                 st->signal_level = 0;
1287                 st->signal_sn = 0;
1288                 buffer = st->usb_buffer;
1289         }
1290
1291         if (st->lme_urb != NULL) {
1292                 usb_kill_urb(st->lme_urb);
1293                 usb_free_coherent(d->udev, 128, st->buffer,
1294                                   st->lme_urb->transfer_dma);
1295                 info("Interrupt Service Stopped");
1296         }
1297
1298         return buffer;
1299 }
1300
1301 static void lme2510_exit(struct dvb_usb_device *d)
1302 {
1303         void *usb_buffer;
1304
1305         if (d != NULL) {
1306                 usb_buffer = lme2510_exit_int(d);
1307                 kfree(usb_buffer);
1308         }
1309 }
1310
1311 static struct dvb_usb_device_properties lme2510_props = {
1312         .driver_name = KBUILD_MODNAME,
1313         .owner = THIS_MODULE,
1314         .bInterfaceNumber = 0,
1315         .adapter_nr = adapter_nr,
1316         .size_of_priv = sizeof(struct lme2510_state),
1317
1318         .download_firmware = lme2510_download_firmware,
1319
1320         .power_ctrl       = lme2510_powerup,
1321         .identify_state   = lme2510_identify_state,
1322         .i2c_algo         = &lme2510_i2c_algo,
1323
1324         .frontend_attach  = dm04_lme2510_frontend_attach,
1325         .tuner_attach = dm04_lme2510_tuner,
1326         .get_stream_config = lme2510_get_stream_config,
1327         .get_adapter_count = lme2510_get_adapter_count,
1328         .streaming_ctrl   = lme2510_streaming_ctrl,
1329
1330         .get_rc_config = lme2510_get_rc_config,
1331
1332         .exit = lme2510_exit,
1333         .adapter = {
1334                 {
1335                         .caps = DVB_USB_ADAP_HAS_PID_FILTER|
1336                                 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1337                         .pid_filter_count = 15,
1338                         .pid_filter = lme2510_pid_filter,
1339                         .pid_filter_ctrl  = lme2510_pid_filter_ctrl,
1340                         .stream =
1341                         DVB_USB_STREAM_BULK(0x86, 10, 4096),
1342                 },
1343                 {
1344                 }
1345         },
1346 };
1347
1348 static const struct usb_device_id lme2510_id_table[] = {
1349         {       DVB_USB_DEVICE(0x3344, 0x1122, &lme2510_props,
1350                 "DM04_LME2510_DVB-S", RC_MAP_LME2510)   },
1351         {       DVB_USB_DEVICE(0x3344, 0x1120, &lme2510_props,
1352                 "DM04_LME2510C_DVB-S", RC_MAP_LME2510)  },
1353         {       DVB_USB_DEVICE(0x3344, 0x22f0, &lme2510_props,
1354                 "DM04_LME2510C_DVB-S RS2000", RC_MAP_LME2510)   },
1355         {}              /* Terminating entry */
1356 };
1357
1358 MODULE_DEVICE_TABLE(usb, lme2510_id_table);
1359
1360 static struct usb_driver lme2510_driver = {
1361         .name           = KBUILD_MODNAME,
1362         .probe          = dvb_usbv2_probe,
1363         .disconnect     = dvb_usbv2_disconnect,
1364         .id_table       = lme2510_id_table,
1365         .no_dynamic_id = 1,
1366         .soft_unbind = 1,
1367 };
1368
1369 module_usb_driver(lme2510_driver);
1370
1371 MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");
1372 MODULE_DESCRIPTION("LME2510(C) DVB-S USB2.0");
1373 MODULE_VERSION("2.06");
1374 MODULE_LICENSE("GPL");
1375 MODULE_FIRMWARE(LME2510_C_S7395);
1376 MODULE_FIRMWARE(LME2510_C_LG);
1377 MODULE_FIRMWARE(LME2510_C_S0194);
1378 MODULE_FIRMWARE(LME2510_C_RS2000);
1379 MODULE_FIRMWARE(LME2510_LG);
1380 MODULE_FIRMWARE(LME2510_S0194);
1381