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 "/*(DEBLOBBED)*/";
  88 #define LME2510_C_LG    "/*(DEBLOBBED)*/";
  89 #define LME2510_C_S0194 "/*(DEBLOBBED)*/";
  90 #define LME2510_C_RS2000 "/*(DEBLOBBED)*/";
  91 #define LME2510_LG      "/*(DEBLOBBED)*/";
  92 #define LME2510_S0194   "/*(DEBLOBBED)*/";
  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         enum fe_status lock_status;
 130         u8 id;
 131         u8 tuner_config;
 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         /* Frontend original calls */
 147         int (*fe_read_status)(struct dvb_frontend *, enum fe_status *);
 148         int (*fe_read_signal_strength)(struct dvb_frontend *, u16 *);
 149         int (*fe_read_snr)(struct dvb_frontend *, u16 *);
 150         int (*fe_read_ber)(struct dvb_frontend *, u32 *);
 151         int (*fe_read_ucblocks)(struct dvb_frontend *, u32 *);
 152         int (*fe_set_voltage)(struct dvb_frontend *, enum fe_sec_voltage);
 153         u8 dvb_usb_lme2510_firmware;
 154 };
 155
 156 static int lme2510_bulk_write(struct usb_device *dev,
 157                                 u8 *snd, int len, u8 pipe)
 158 {
 159         int ret, actual_l;
 160
 161         ret = usb_bulk_msg(dev, usb_sndbulkpipe(dev, pipe),
 162                                 snd, len , &actual_l, 100);
 163         return ret;
 164 }
 165
 166 static int lme2510_bulk_read(struct usb_device *dev,
 167                                 u8 *rev, int len, u8 pipe)
 168 {
 169         int ret, actual_l;
 170
 171         ret = usb_bulk_msg(dev, usb_rcvbulkpipe(dev, pipe),
 172                                  rev, len , &actual_l, 200);
 173         return ret;
 174 }
 175
 176 static int lme2510_usb_talk(struct dvb_usb_device *d,
 177                 u8 *wbuf, int wlen, u8 *rbuf, int rlen)
 178 {
 179         struct lme2510_state *st = d->priv;
 180         u8 *buff;
 181         int ret = 0;
 182
 183         if (st->usb_buffer == NULL) {
 184                 st->usb_buffer = kmalloc(64, GFP_KERNEL);
 185                 if (st->usb_buffer == NULL) {
 186                         info("MEM Error no memory");
 187                         return -ENOMEM;
 188                 }
 189         }
 190         buff = st->usb_buffer;
 191
 192         ret = mutex_lock_interruptible(&d->usb_mutex);
 193
 194         if (ret < 0)
 195                 return -EAGAIN;
 196
 197         /* the read/write capped at 64 */
 198         memcpy(buff, wbuf, (wlen < 64) ? wlen : 64);
 199
 200         ret |= lme2510_bulk_write(d->udev, buff, wlen , 0x01);
 201
 202         ret |= lme2510_bulk_read(d->udev, buff, (rlen < 64) ?
 203                         rlen : 64 , 0x01);
 204
 205         if (rlen > 0)
 206                 memcpy(rbuf, buff, rlen);
 207
 208         mutex_unlock(&d->usb_mutex);
 209
 210         return (ret < 0) ? -ENODEV : 0;
 211 }
 212
 213 static int lme2510_stream_restart(struct dvb_usb_device *d)
 214 {
 215         struct lme2510_state *st = d->priv;
 216         u8 all_pids[] = LME_ALL_PIDS;
 217         u8 stream_on[] = LME_ST_ON_W;
 218         int ret;
 219         u8 rbuff[1];
 220         if (st->pid_off)
 221                 ret = lme2510_usb_talk(d, all_pids, sizeof(all_pids),
 222                         rbuff, sizeof(rbuff));
 223         /*Restart Stream Command*/
 224         ret = lme2510_usb_talk(d, stream_on, sizeof(stream_on),
 225                         rbuff, sizeof(rbuff));
 226         return ret;
 227 }
 228
 229 static int lme2510_enable_pid(struct dvb_usb_device *d, u8 index, u16 pid_out)
 230 {
 231         struct lme2510_state *st = d->priv;
 232         static u8 pid_buff[] = LME_ZERO_PID;
 233         static u8 rbuf[1];
 234         u8 pid_no = index * 2;
 235         u8 pid_len = pid_no + 2;
 236         int ret = 0;
 237         deb_info(1, "PID Setting Pid %04x", pid_out);
 238
 239         if (st->pid_size == 0)
 240                 ret |= lme2510_stream_restart(d);
 241
 242         pid_buff[2] = pid_no;
 243         pid_buff[3] = (u8)pid_out & 0xff;
 244         pid_buff[4] = pid_no + 1;
 245         pid_buff[5] = (u8)(pid_out >> 8);
 246
 247         if (pid_len > st->pid_size)
 248                 st->pid_size = pid_len;
 249         pid_buff[7] = 0x80 + st->pid_size;
 250
 251         ret |= lme2510_usb_talk(d, pid_buff ,
 252                 sizeof(pid_buff) , rbuf, sizeof(rbuf));
 253
 254         if (st->stream_on)
 255                 ret |= lme2510_stream_restart(d);
 256
 257         return ret;
 258 }
 259
 260 /* Convert range from 0x00-0xff to 0x0000-0xffff */
 261 #define reg_to_16bits(x)        ((x) | ((x) << 8))
 262
 263 static void lme2510_update_stats(struct dvb_usb_adapter *adap)
 264 {
 265         struct lme2510_state *st = adap_to_priv(adap);
 266         struct dvb_frontend *fe = adap->fe[0];
 267         struct dtv_frontend_properties *c;
 268         u32 s_tmp = 0, c_tmp = 0;
 269
 270         if (!fe)
 271                 return;
 272
 273         c = &fe->dtv_property_cache;
 274
 275         c->block_count.len = 1;
 276         c->block_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
 277         c->block_error.len = 1;
 278         c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
 279         c->post_bit_count.len = 1;
 280         c->post_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
 281         c->post_bit_error.len = 1;
 282         c->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
 283
 284         if (st->i2c_talk_onoff) {
 285                 c->strength.len = 1;
 286                 c->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
 287                 c->cnr.len = 1;
 288                 c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
 289                 return;
 290         }
 291
 292         switch (st->tuner_config) {
 293         case TUNER_LG:
 294                 s_tmp = reg_to_16bits(0xff - st->signal_level);
 295                 c_tmp = reg_to_16bits(0xff - st->signal_sn);
 296                 break;
 297         case TUNER_S7395:
 298         case TUNER_S0194:
 299                 s_tmp = 0xffff - (((st->signal_level * 2) << 8) * 5 / 4);
 300                 c_tmp = reg_to_16bits((0xff - st->signal_sn - 0xa1) * 3);
 301                 break;
 302         case TUNER_RS2000:
 303                 s_tmp = reg_to_16bits(st->signal_level);
 304                 c_tmp = reg_to_16bits(st->signal_sn);
 305         }
 306
 307         c->strength.len = 1;
 308         c->strength.stat[0].scale = FE_SCALE_RELATIVE;
 309         c->strength.stat[0].uvalue = (u64)s_tmp;
 310
 311         c->cnr.len = 1;
 312         c->cnr.stat[0].scale = FE_SCALE_RELATIVE;
 313         c->cnr.stat[0].uvalue = (u64)c_tmp;
 314 }
 315
 316 static void lme2510_int_response(struct urb *lme_urb)
 317 {
 318         struct dvb_usb_adapter *adap = lme_urb->context;
 319         struct lme2510_state *st = adap_to_priv(adap);
 320         static u8 *ibuf, *rbuf;
 321         int i = 0, offset;
 322         u32 key;
 323         u8 signal_lock = 0;
 324
 325         switch (lme_urb->status) {
 326         case 0:
 327         case -ETIMEDOUT:
 328                 break;
 329         case -ECONNRESET:
 330         case -ENOENT:
 331         case -ESHUTDOWN:
 332                 return;
 333         default:
 334                 info("Error %x", lme_urb->status);
 335                 break;
 336         }
 337
 338         rbuf = (u8 *) lme_urb->transfer_buffer;
 339
 340         offset = ((lme_urb->actual_length/8) > 4)
 341                         ? 4 : (lme_urb->actual_length/8) ;
 342
 343         for (i = 0; i < offset; ++i) {
 344                 ibuf = (u8 *)&rbuf[i*8];
 345                 deb_info(5, "INT O/S C =%02x C/O=%02x Type =%02x%02x",
 346                 offset, i, ibuf[0], ibuf[1]);
 347
 348                 switch (ibuf[0]) {
 349                 case 0xaa:
 350                         debug_data_snipet(1, "INT Remote data snipet", ibuf);
 351                         if (!adap_to_d(adap)->rc_dev)
 352                                 break;
 353
 354                         key = RC_SCANCODE_NEC32(ibuf[2] << 24 |
 355                                                 ibuf[3] << 16 |
 356                                                 ibuf[4] << 8  |
 357                                                 ibuf[5]);
 358
 359                         deb_info(1, "INT Key = 0x%08x", key);
 360                         rc_keydown(adap_to_d(adap)->rc_dev, RC_TYPE_NEC, key, 0);
 361                         break;
 362                 case 0xbb:
 363                         switch (st->tuner_config) {
 364                         case TUNER_LG:
 365                                 signal_lock = ibuf[2] & BIT(5);
 366                                 st->signal_level = ibuf[4];
 367                                 st->signal_sn = ibuf[3];
 368                                 st->time_key = ibuf[7];
 369                                 break;
 370                         case TUNER_S7395:
 371                         case TUNER_S0194:
 372                                 /* Tweak for earlier firmware*/
 373                                 if (ibuf[1] == 0x03) {
 374                                         signal_lock = ibuf[2] & BIT(4);
 375                                         st->signal_level = ibuf[3];
 376                                         st->signal_sn = ibuf[4];
 377                                 } else {
 378                                         st->signal_level = ibuf[4];
 379                                         st->signal_sn = ibuf[5];
 380                                 }
 381                                 break;
 382                         case TUNER_RS2000:
 383                                 signal_lock = ibuf[2] & 0xee;
 384                                 st->signal_level = ibuf[5];
 385                                 st->signal_sn = ibuf[4];
 386                                 st->time_key = ibuf[7];
 387                         default:
 388                                 break;
 389                         }
 390
 391                         /* Interrupt will also throw just BIT 0 as lock */
 392                         signal_lock |= ibuf[2] & BIT(0);
 393
 394                         if (!signal_lock)
 395                                 st->lock_status &= ~FE_HAS_LOCK;
 396
 397                         lme2510_update_stats(adap);
 398
 399                         debug_data_snipet(5, "INT Remote data snipet in", ibuf);
 400                 break;
 401                 case 0xcc:
 402                         debug_data_snipet(1, "INT Control data snipet", ibuf);
 403                         break;
 404                 default:
 405                         debug_data_snipet(1, "INT Unknown data snipet", ibuf);
 406                 break;
 407                 }
 408         }
 409
 410         usb_submit_urb(lme_urb, GFP_ATOMIC);
 411
 412         /* Interrupt urb is due every 48 msecs while streaming the buffer
 413          * stores up to 4 periods if missed. Allow 200 msec for next interrupt.
 414          */
 415         st->int_urb_due = jiffies + msecs_to_jiffies(200);
 416 }
 417
 418 static int lme2510_int_read(struct dvb_usb_adapter *adap)
 419 {
 420         struct dvb_usb_device *d = adap_to_d(adap);
 421         struct lme2510_state *lme_int = adap_to_priv(adap);
 422         struct usb_host_endpoint *ep;
 423
 424         lme_int->lme_urb = usb_alloc_urb(0, GFP_ATOMIC);
 425
 426         if (lme_int->lme_urb == NULL)
 427                         return -ENOMEM;
 428
 429         lme_int->buffer = usb_alloc_coherent(d->udev, 128, GFP_ATOMIC,
 430                                         &lme_int->lme_urb->transfer_dma);
 431
 432         if (lme_int->buffer == NULL)
 433                         return -ENOMEM;
 434
 435         usb_fill_int_urb(lme_int->lme_urb,
 436                                 d->udev,
 437                                 usb_rcvintpipe(d->udev, 0xa),
 438                                 lme_int->buffer,
 439                                 128,
 440                                 lme2510_int_response,
 441                                 adap,
 442                                 8);
 443
 444         /* Quirk of pipe reporting PIPE_BULK but behaves as interrupt */
 445         ep = usb_pipe_endpoint(d->udev, lme_int->lme_urb->pipe);
 446
 447         if (usb_endpoint_type(&ep->desc) == USB_ENDPOINT_XFER_BULK)
 448                 lme_int->lme_urb->pipe = usb_rcvbulkpipe(d->udev, 0xa);
 449
 450         lme_int->lme_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
 451
 452         usb_submit_urb(lme_int->lme_urb, GFP_ATOMIC);
 453         info("INT Interrupt Service Started");
 454
 455         return 0;
 456 }
 457
 458 static int lme2510_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
 459 {
 460         struct dvb_usb_device *d = adap_to_d(adap);
 461         struct lme2510_state *st = adap_to_priv(adap);
 462         static u8 clear_pid_reg[] = LME_ALL_PIDS;
 463         static u8 rbuf[1];
 464         int ret = 0;
 465
 466         deb_info(1, "PID Clearing Filter");
 467
 468         mutex_lock(&d->i2c_mutex);
 469
 470         if (!onoff) {
 471                 ret |= lme2510_usb_talk(d, clear_pid_reg,
 472                         sizeof(clear_pid_reg), rbuf, sizeof(rbuf));
 473                 st->pid_off = true;
 474         } else
 475                 st->pid_off = false;
 476
 477         st->pid_size = 0;
 478
 479         mutex_unlock(&d->i2c_mutex);
 480
 481         return 0;
 482 }
 483
 484 static int lme2510_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
 485         int onoff)
 486 {
 487         struct dvb_usb_device *d = adap_to_d(adap);
 488         int ret = 0;
 489
 490         deb_info(3, "%s PID=%04x Index=%04x onoff=%02x", __func__,
 491                 pid, index, onoff);
 492
 493         if (onoff) {
 494                 mutex_lock(&d->i2c_mutex);
 495                 ret |= lme2510_enable_pid(d, index, pid);
 496                 mutex_unlock(&d->i2c_mutex);
 497         }
 498
 499
 500         return ret;
 501 }
 502
 503
 504 static int lme2510_return_status(struct dvb_usb_device *d)
 505 {
 506         int ret;
 507         u8 *data;
 508
 509         data = kzalloc(6, GFP_KERNEL);
 510         if (!data)
 511                 return -ENOMEM;
 512
 513         ret = usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0),
 514                               0x06, 0x80, 0x0302, 0x00,
 515                               data, 0x6, 200);
 516         if (ret != 6)
 517                 ret = -EINVAL;
 518         else
 519                 ret = data[2];
 520
 521         info("Firmware Status: %6ph", data);
 522
 523         kfree(data);
 524         return ret;
 525 }
 526
 527 static int lme2510_msg(struct dvb_usb_device *d,
 528                 u8 *wbuf, int wlen, u8 *rbuf, int rlen)
 529 {
 530         struct lme2510_state *st = d->priv;
 531
 532         st->i2c_talk_onoff = 1;
 533
 534         return lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
 535 }
 536
 537 static int lme2510_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
 538                                  int num)
 539 {
 540         struct dvb_usb_device *d = i2c_get_adapdata(adap);
 541         struct lme2510_state *st = d->priv;
 542         static u8 obuf[64], ibuf[64];
 543         int i, read, read_o;
 544         u16 len;
 545         u8 gate = st->i2c_gate;
 546
 547         mutex_lock(&d->i2c_mutex);
 548
 549         if (gate == 0)
 550                 gate = 5;
 551
 552         for (i = 0; i < num; i++) {
 553                 read_o = msg[i].flags & I2C_M_RD;
 554                 read = i + 1 < num && msg[i + 1].flags & I2C_M_RD;
 555                 read |= read_o;
 556                 gate = (msg[i].addr == st->i2c_tuner_addr)
 557                         ? (read)        ? st->i2c_tuner_gate_r
 558                                         : st->i2c_tuner_gate_w
 559                         : st->i2c_gate;
 560                 obuf[0] = gate | (read << 7);
 561
 562                 if (gate == 5)
 563                         obuf[1] = (read) ? 2 : msg[i].len + 1;
 564                 else
 565                         obuf[1] = msg[i].len + read + 1;
 566
 567                 obuf[2] = msg[i].addr << 1;
 568
 569                 if (read) {
 570                         if (read_o)
 571                                 len = 3;
 572                         else {
 573                                 memcpy(&obuf[3], msg[i].buf, msg[i].len);
 574                                 obuf[msg[i].len+3] = msg[i+1].len;
 575                                 len = msg[i].len+4;
 576                         }
 577                 } else {
 578                         memcpy(&obuf[3], msg[i].buf, msg[i].len);
 579                         len = msg[i].len+3;
 580                 }
 581
 582                 if (lme2510_msg(d, obuf, len, ibuf, 64) < 0) {
 583                         deb_info(1, "i2c transfer failed.");
 584                         mutex_unlock(&d->i2c_mutex);
 585                         return -EAGAIN;
 586                 }
 587
 588                 if (read) {
 589                         if (read_o)
 590                                 memcpy(msg[i].buf, &ibuf[1], msg[i].len);
 591                         else {
 592                                 memcpy(msg[i+1].buf, &ibuf[1], msg[i+1].len);
 593                                 i++;
 594                         }
 595                 }
 596         }
 597
 598         mutex_unlock(&d->i2c_mutex);
 599         return i;
 600 }
 601
 602 static u32 lme2510_i2c_func(struct i2c_adapter *adapter)
 603 {
 604         return I2C_FUNC_I2C;
 605 }
 606
 607 static struct i2c_algorithm lme2510_i2c_algo = {
 608         .master_xfer   = lme2510_i2c_xfer,
 609         .functionality = lme2510_i2c_func,
 610 };
 611
 612 static int lme2510_streaming_ctrl(struct dvb_frontend *fe, int onoff)
 613 {
 614         struct dvb_usb_adapter *adap = fe_to_adap(fe);
 615         struct dvb_usb_device *d = adap_to_d(adap);
 616         struct lme2510_state *st = adap_to_priv(adap);
 617         static u8 clear_reg_3[] = LME_ALL_PIDS;
 618         static u8 rbuf[1];
 619         int ret = 0, rlen = sizeof(rbuf);
 620
 621         deb_info(1, "STM  (%02x)", onoff);
 622
 623         /* Streaming is started by FE_HAS_LOCK */
 624         if (onoff == 1)
 625                 st->stream_on = 1;
 626         else {
 627                 deb_info(1, "STM Steam Off");
 628                 /* mutex is here only to avoid collision with I2C */
 629                 mutex_lock(&d->i2c_mutex);
 630
 631                 ret = lme2510_usb_talk(d, clear_reg_3,
 632                                 sizeof(clear_reg_3), rbuf, rlen);
 633                 st->stream_on = 0;
 634                 st->i2c_talk_onoff = 1;
 635
 636                 mutex_unlock(&d->i2c_mutex);
 637         }
 638
 639         return (ret < 0) ? -ENODEV : 0;
 640 }
 641
 642 static u8 check_sum(u8 *p, u8 len)
 643 {
 644         u8 sum = 0;
 645         while (len--)
 646                 sum += *p++;
 647         return sum;
 648 }
 649
 650 static int lme2510_download_firmware(struct dvb_usb_device *d,
 651                                         const struct firmware *fw)
 652 {
 653         int ret = 0;
 654         u8 *data;
 655         u16 j, wlen, len_in, start, end;
 656         u8 packet_size, dlen, i;
 657         u8 *fw_data;
 658
 659         packet_size = 0x31;
 660         len_in = 1;
 661
 662         data = kzalloc(128, GFP_KERNEL);
 663         if (!data) {
 664                 info("FRM Could not start Firmware Download"\
 665                         "(Buffer allocation failed)");
 666                 return -ENOMEM;
 667         }
 668
 669         info("FRM Starting Firmware Download");
 670
 671         for (i = 1; i < 3; i++) {
 672                 start = (i == 1) ? 0 : 512;
 673                 end = (i == 1) ? 512 : fw->size;
 674                 for (j = start; j < end; j += (packet_size+1)) {
 675                         fw_data = (u8 *)(fw->data + j);
 676                         if ((end - j) > packet_size) {
 677                                 data[0] = i;
 678                                 dlen = packet_size;
 679                         } else {
 680                                 data[0] = i | 0x80;
 681                                 dlen = (u8)(end - j)-1;
 682                         }
 683                         data[1] = dlen;
 684                         memcpy(&data[2], fw_data, dlen+1);
 685                         wlen = (u8) dlen + 4;
 686                         data[wlen-1] = check_sum(fw_data, dlen+1);
 687                         deb_info(1, "Data S=%02x:E=%02x CS= %02x", data[3],
 688                                 data[dlen+2], data[dlen+3]);
 689                         lme2510_usb_talk(d, data, wlen, data, len_in);
 690                         ret |= (data[0] == 0x88) ? 0 : -1;
 691                 }
 692         }
 693
 694         data[0] = 0x8a;
 695         len_in = 1;
 696         msleep(2000);
 697         lme2510_usb_talk(d, data, len_in, data, len_in);
 698         msleep(400);
 699
 700         if (ret < 0)
 701                 info("FRM Firmware Download Failed (%04x)" , ret);
 702         else
 703                 info("FRM Firmware Download Completed - Resetting Device");
 704
 705         kfree(data);
 706         return RECONNECTS_USB;
 707 }
 708
 709 static void lme_coldreset(struct dvb_usb_device *d)
 710 {
 711         u8 data[1] = {0};
 712         data[0] = 0x0a;
 713         info("FRM Firmware Cold Reset");
 714
 715         lme2510_usb_talk(d, data, sizeof(data), data, sizeof(data));
 716
 717         return;
 718 }
 719
 720 static const char fw_c_s7395[] = LME2510_C_S7395;
 721 static const char fw_c_lg[] = LME2510_C_LG;
 722 static const char fw_c_s0194[] = LME2510_C_S0194;
 723 static const char fw_c_rs2000[] = LME2510_C_RS2000;
 724 static const char fw_lg[] = LME2510_LG;
 725 static const char fw_s0194[] = LME2510_S0194;
 726
 727 static const char *lme_firmware_switch(struct dvb_usb_device *d, int cold)
 728 {
 729         struct lme2510_state *st = d->priv;
 730         struct usb_device *udev = d->udev;
 731         const struct firmware *fw = NULL;
 732         const char *fw_lme;
 733         int ret = 0;
 734
 735         cold = (cold > 0) ? (cold & 1) : 0;
 736
 737         switch (le16_to_cpu(udev->descriptor.idProduct)) {
 738         case 0x1122:
 739                 switch (st->dvb_usb_lme2510_firmware) {
 740                 default:
 741                 case TUNER_S0194:
 742                         fw_lme = fw_s0194;
 743                         ret = reject_firmware(&fw, fw_lme, &udev->dev);
 744                         if (ret == 0) {
 745                                 st->dvb_usb_lme2510_firmware = TUNER_S0194;
 746                                 cold = 0;
 747                                 break;
 748                         }
 749                         /* fall through */
 750                 case TUNER_LG:
 751                         fw_lme = fw_lg;
 752                         ret = reject_firmware(&fw, fw_lme, &udev->dev);
 753                         if (ret == 0) {
 754                                 st->dvb_usb_lme2510_firmware = TUNER_LG;
 755                                 break;
 756                         }
 757                         st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
 758                         break;
 759                 }
 760                 break;
 761         case 0x1120:
 762                 switch (st->dvb_usb_lme2510_firmware) {
 763                 default:
 764                 case TUNER_S7395:
 765                         fw_lme = fw_c_s7395;
 766                         ret = reject_firmware(&fw, fw_lme, &udev->dev);
 767                         if (ret == 0) {
 768                                 st->dvb_usb_lme2510_firmware = TUNER_S7395;
 769                                 cold = 0;
 770                                 break;
 771                         }
 772                         /* fall through */
 773                 case TUNER_LG:
 774                         fw_lme = fw_c_lg;
 775                         ret = reject_firmware(&fw, fw_lme, &udev->dev);
 776                         if (ret == 0) {
 777                                 st->dvb_usb_lme2510_firmware = TUNER_LG;
 778                                 break;
 779                         }
 780                         /* fall through */
 781                 case TUNER_S0194:
 782                         fw_lme = fw_c_s0194;
 783                         ret = reject_firmware(&fw, fw_lme, &udev->dev);
 784                         if (ret == 0) {
 785                                 st->dvb_usb_lme2510_firmware = TUNER_S0194;
 786                                 break;
 787                         }
 788                         st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
 789                         cold = 0;
 790                         break;
 791                 }
 792                 break;
 793         case 0x22f0:
 794                 fw_lme = fw_c_rs2000;
 795                 st->dvb_usb_lme2510_firmware = TUNER_RS2000;
 796                 break;
 797         default:
 798                 fw_lme = fw_c_s7395;
 799         }
 800
 801         release_firmware(fw);
 802
 803         if (cold) {
 804                 dvb_usb_lme2510_firmware = st->dvb_usb_lme2510_firmware;
 805                 info("FRM Changing to %s firmware", fw_lme);
 806                 lme_coldreset(d);
 807                 return NULL;
 808         }
 809
 810         return fw_lme;
 811 }
 812
 813 static int lme2510_kill_urb(struct usb_data_stream *stream)
 814 {
 815         int i;
 816
 817         for (i = 0; i < stream->urbs_submitted; i++) {
 818                 deb_info(3, "killing URB no. %d.", i);
 819                 /* stop the URB */
 820                 usb_kill_urb(stream->urb_list[i]);
 821         }
 822         stream->urbs_submitted = 0;
 823
 824         return 0;
 825 }
 826
 827 static struct tda10086_config tda10086_config = {
 828         .demod_address = 0x0e,
 829         .invert = 0,
 830         .diseqc_tone = 1,
 831         .xtal_freq = TDA10086_XTAL_16M,
 832 };
 833
 834 static struct stv0288_config lme_config = {
 835         .demod_address = 0x68,
 836         .min_delay_ms = 15,
 837         .inittab = s7395_inittab,
 838 };
 839
 840 static struct ix2505v_config lme_tuner = {
 841         .tuner_address = 0x60,
 842         .min_delay_ms = 100,
 843         .tuner_gain = 0x0,
 844         .tuner_chargepump = 0x3,
 845 };
 846
 847 static struct stv0299_config sharp_z0194_config = {
 848         .demod_address = 0x68,
 849         .inittab = sharp_z0194a_inittab,
 850         .mclk = 88000000UL,
 851         .invert = 0,
 852         .skip_reinit = 0,
 853         .lock_output = STV0299_LOCKOUTPUT_1,
 854         .volt13_op0_op1 = STV0299_VOLT13_OP1,
 855         .min_delay_ms = 100,
 856         .set_symbol_rate = sharp_z0194a_set_symbol_rate,
 857 };
 858
 859 static struct m88rs2000_config m88rs2000_config = {
 860         .demod_addr = 0x68
 861 };
 862
 863 static struct ts2020_config ts2020_config = {
 864         .tuner_address = 0x60,
 865         .clk_out_div = 7,
 866         .dont_poll = true
 867 };
 868
 869 static int dm04_lme2510_set_voltage(struct dvb_frontend *fe,
 870                                     enum fe_sec_voltage voltage)
 871 {
 872         struct dvb_usb_device *d = fe_to_d(fe);
 873         struct lme2510_state *st = fe_to_priv(fe);
 874         static u8 voltage_low[] = LME_VOLTAGE_L;
 875         static u8 voltage_high[] = LME_VOLTAGE_H;
 876         static u8 rbuf[1];
 877         int ret = 0, len = 3, rlen = 1;
 878
 879         mutex_lock(&d->i2c_mutex);
 880
 881         switch (voltage) {
 882         case SEC_VOLTAGE_18:
 883                 ret |= lme2510_usb_talk(d,
 884                         voltage_high, len, rbuf, rlen);
 885                 break;
 886
 887         case SEC_VOLTAGE_OFF:
 888         case SEC_VOLTAGE_13:
 889         default:
 890                 ret |= lme2510_usb_talk(d,
 891                                 voltage_low, len, rbuf, rlen);
 892                 break;
 893         }
 894
 895         mutex_unlock(&d->i2c_mutex);
 896
 897         if (st->tuner_config == TUNER_RS2000)
 898                 if (st->fe_set_voltage)
 899                         st->fe_set_voltage(fe, voltage);
 900
 901
 902         return (ret < 0) ? -ENODEV : 0;
 903 }
 904
 905 static int dm04_read_status(struct dvb_frontend *fe, enum fe_status *status)
 906 {
 907         struct dvb_usb_device *d = fe_to_d(fe);
 908         struct lme2510_state *st = d->priv;
 909         int ret = 0;
 910
 911         if (st->i2c_talk_onoff) {
 912                 if (st->fe_read_status) {
 913                         ret = st->fe_read_status(fe, status);
 914                         if (ret < 0)
 915                                 return ret;
 916                 }
 917
 918                 st->lock_status = *status;
 919
 920                 if (*status & FE_HAS_LOCK && st->stream_on) {
 921                         mutex_lock(&d->i2c_mutex);
 922
 923                         st->i2c_talk_onoff = 0;
 924                         ret = lme2510_stream_restart(d);
 925
 926                         mutex_unlock(&d->i2c_mutex);
 927                 }
 928
 929                 return ret;
 930         }
 931
 932         /* Timeout of interrupt reached on RS2000 */
 933         if (st->tuner_config == TUNER_RS2000 &&
 934             time_after(jiffies, st->int_urb_due))
 935                 st->lock_status &= ~FE_HAS_LOCK;
 936
 937         *status = st->lock_status;
 938
 939         if (!(*status & FE_HAS_LOCK)) {
 940                 struct dvb_usb_adapter *adap = fe_to_adap(fe);
 941
 942                 st->i2c_talk_onoff = 1;
 943
 944                 lme2510_update_stats(adap);
 945         }
 946
 947         return ret;
 948 }
 949
 950 static int dm04_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
 951 {
 952         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 953         struct lme2510_state *st = fe_to_priv(fe);
 954
 955         if (st->fe_read_signal_strength && !st->stream_on)
 956                 return st->fe_read_signal_strength(fe, strength);
 957
 958         if (c->strength.stat[0].scale == FE_SCALE_RELATIVE)
 959                 *strength = (u16)c->strength.stat[0].uvalue;
 960         else
 961                 *strength = 0;
 962
 963         return 0;
 964 }
 965
 966 static int dm04_read_snr(struct dvb_frontend *fe, u16 *snr)
 967 {
 968         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 969         struct lme2510_state *st = fe_to_priv(fe);
 970
 971         if (st->fe_read_snr && !st->stream_on)
 972                 return st->fe_read_snr(fe, snr);
 973
 974         if (c->cnr.stat[0].scale == FE_SCALE_RELATIVE)
 975                 *snr = (u16)c->cnr.stat[0].uvalue;
 976         else
 977                 *snr = 0;
 978
 979         return 0;
 980 }
 981
 982 static int dm04_read_ber(struct dvb_frontend *fe, u32 *ber)
 983 {
 984         struct lme2510_state *st = fe_to_priv(fe);
 985
 986         if (st->fe_read_ber && !st->stream_on)
 987                 return st->fe_read_ber(fe, ber);
 988
 989         *ber = 0;
 990
 991         return 0;
 992 }
 993
 994 static int dm04_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
 995 {
 996         struct lme2510_state *st = fe_to_priv(fe);
 997
 998         if (st->fe_read_ucblocks && !st->stream_on)
 999                 return st->fe_read_ucblocks(fe, ucblocks);
1000
1001         *ucblocks = 0;
1002
1003         return 0;
1004 }
1005
1006 static int lme_name(struct dvb_usb_adapter *adap)
1007 {
1008         struct dvb_usb_device *d = adap_to_d(adap);
1009         struct lme2510_state *st = adap_to_priv(adap);
1010         const char *desc = d->name;
1011         char *fe_name[] = {"", " LG TDQY-P001F", " SHARP:BS2F7HZ7395",
1012                                 " SHARP:BS2F7HZ0194", " RS2000"};
1013         char *name = adap->fe[0]->ops.info.name;
1014
1015         strlcpy(name, desc, 128);
1016         strlcat(name, fe_name[st->tuner_config], 128);
1017
1018         return 0;
1019 }
1020
1021 static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap)
1022 {
1023         struct dvb_usb_device *d = adap_to_d(adap);
1024         struct lme2510_state *st = d->priv;
1025         int ret = 0;
1026
1027         st->i2c_talk_onoff = 1;
1028         switch (le16_to_cpu(d->udev->descriptor.idProduct)) {
1029         case 0x1122:
1030         case 0x1120:
1031                 st->i2c_gate = 4;
1032                 adap->fe[0] = dvb_attach(tda10086_attach,
1033                         &tda10086_config, &d->i2c_adap);
1034                 if (adap->fe[0]) {
1035                         info("TUN Found Frontend TDA10086");
1036                         st->i2c_tuner_gate_w = 4;
1037                         st->i2c_tuner_gate_r = 4;
1038                         st->i2c_tuner_addr = 0x60;
1039                         st->tuner_config = TUNER_LG;
1040                         if (st->dvb_usb_lme2510_firmware != TUNER_LG) {
1041                                 st->dvb_usb_lme2510_firmware = TUNER_LG;
1042                                 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1043                         }
1044                         break;
1045                 }
1046
1047                 st->i2c_gate = 4;
1048                 adap->fe[0] = dvb_attach(stv0299_attach,
1049                                 &sharp_z0194_config, &d->i2c_adap);
1050                 if (adap->fe[0]) {
1051                         info("FE Found Stv0299");
1052                         st->i2c_tuner_gate_w = 4;
1053                         st->i2c_tuner_gate_r = 5;
1054                         st->i2c_tuner_addr = 0x60;
1055                         st->tuner_config = TUNER_S0194;
1056                         if (st->dvb_usb_lme2510_firmware != TUNER_S0194) {
1057                                 st->dvb_usb_lme2510_firmware = TUNER_S0194;
1058                                 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1059                         }
1060                         break;
1061                 }
1062
1063                 st->i2c_gate = 5;
1064                 adap->fe[0] = dvb_attach(stv0288_attach, &lme_config,
1065                         &d->i2c_adap);
1066
1067                 if (adap->fe[0]) {
1068                         info("FE Found Stv0288");
1069                         st->i2c_tuner_gate_w = 4;
1070                         st->i2c_tuner_gate_r = 5;
1071                         st->i2c_tuner_addr = 0x60;
1072                         st->tuner_config = TUNER_S7395;
1073                         if (st->dvb_usb_lme2510_firmware != TUNER_S7395) {
1074                                 st->dvb_usb_lme2510_firmware = TUNER_S7395;
1075                                 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1076                         }
1077                         break;
1078                 }
1079         case 0x22f0:
1080                 st->i2c_gate = 5;
1081                 adap->fe[0] = dvb_attach(m88rs2000_attach,
1082                         &m88rs2000_config, &d->i2c_adap);
1083
1084                 if (adap->fe[0]) {
1085                         info("FE Found M88RS2000");
1086                         st->i2c_tuner_gate_w = 5;
1087                         st->i2c_tuner_gate_r = 5;
1088                         st->i2c_tuner_addr = 0x60;
1089                         st->tuner_config = TUNER_RS2000;
1090                         st->fe_set_voltage =
1091                                 adap->fe[0]->ops.set_voltage;
1092                 }
1093                 break;
1094         }
1095
1096         if (adap->fe[0] == NULL) {
1097                 info("DM04/QQBOX Not Powered up or not Supported");
1098                 return -ENODEV;
1099         }
1100
1101         if (ret) {
1102                 if (adap->fe[0]) {
1103                         dvb_frontend_detach(adap->fe[0]);
1104                         adap->fe[0] = NULL;
1105                 }
1106                 d->rc_map = NULL;
1107                 return -ENODEV;
1108         }
1109
1110         st->fe_read_status = adap->fe[0]->ops.read_status;
1111         st->fe_read_signal_strength = adap->fe[0]->ops.read_signal_strength;
1112         st->fe_read_snr = adap->fe[0]->ops.read_snr;
1113         st->fe_read_ber = adap->fe[0]->ops.read_ber;
1114         st->fe_read_ucblocks = adap->fe[0]->ops.read_ucblocks;
1115
1116         adap->fe[0]->ops.read_status = dm04_read_status;
1117         adap->fe[0]->ops.read_signal_strength = dm04_read_signal_strength;
1118         adap->fe[0]->ops.read_snr = dm04_read_snr;
1119         adap->fe[0]->ops.read_ber = dm04_read_ber;
1120         adap->fe[0]->ops.read_ucblocks = dm04_read_ucblocks;
1121         adap->fe[0]->ops.set_voltage = dm04_lme2510_set_voltage;
1122
1123         ret = lme_name(adap);
1124         return ret;
1125 }
1126
1127 static int dm04_lme2510_tuner(struct dvb_usb_adapter *adap)
1128 {
1129         struct dvb_usb_device *d = adap_to_d(adap);
1130         struct lme2510_state *st = adap_to_priv(adap);
1131         char *tun_msg[] = {"", "TDA8263", "IX2505V", "DVB_PLL_OPERA", "RS2000"};
1132         int ret = 0;
1133
1134         switch (st->tuner_config) {
1135         case TUNER_LG:
1136                 if (dvb_attach(tda826x_attach, adap->fe[0], 0x60,
1137                         &d->i2c_adap, 1))
1138                         ret = st->tuner_config;
1139                 break;
1140         case TUNER_S7395:
1141                 if (dvb_attach(ix2505v_attach , adap->fe[0], &lme_tuner,
1142                         &d->i2c_adap))
1143                         ret = st->tuner_config;
1144                 break;
1145         case TUNER_S0194:
1146                 if (dvb_attach(dvb_pll_attach , adap->fe[0], 0x60,
1147                         &d->i2c_adap, DVB_PLL_OPERA1))
1148                         ret = st->tuner_config;
1149                 break;
1150         case TUNER_RS2000:
1151                 if (dvb_attach(ts2020_attach, adap->fe[0],
1152                                &ts2020_config, &d->i2c_adap))
1153                         ret = st->tuner_config;
1154                 break;
1155         default:
1156                 break;
1157         }
1158
1159         if (ret) {
1160                 info("TUN Found %s tuner", tun_msg[ret]);
1161         } else {
1162                 info("TUN No tuner found");
1163                 return -ENODEV;
1164         }
1165
1166         /* Start the Interrupt*/
1167         ret = lme2510_int_read(adap);
1168         if (ret < 0) {
1169                 info("INT Unable to start Interrupt Service");
1170                 return -ENODEV;
1171         }
1172
1173         return ret;
1174 }
1175
1176 static int lme2510_powerup(struct dvb_usb_device *d, int onoff)
1177 {
1178         struct lme2510_state *st = d->priv;
1179         static u8 lnb_on[] = LNB_ON;
1180         static u8 lnb_off[] = LNB_OFF;
1181         static u8 rbuf[1];
1182         int ret = 0, len = 3, rlen = 1;
1183
1184         mutex_lock(&d->i2c_mutex);
1185
1186         if (onoff)
1187                 ret = lme2510_usb_talk(d, lnb_on, len, rbuf, rlen);
1188         else
1189                 ret = lme2510_usb_talk(d, lnb_off, len, rbuf, rlen);
1190
1191         st->i2c_talk_onoff = 1;
1192
1193         mutex_unlock(&d->i2c_mutex);
1194
1195         return ret;
1196 }
1197
1198 static int lme2510_get_adapter_count(struct dvb_usb_device *d)
1199 {
1200         return 1;
1201 }
1202
1203 static int lme2510_identify_state(struct dvb_usb_device *d, const char **name)
1204 {
1205         struct lme2510_state *st = d->priv;
1206         int status;
1207
1208         usb_reset_configuration(d->udev);
1209
1210         usb_set_interface(d->udev,
1211                 d->props->bInterfaceNumber, 1);
1212
1213         st->dvb_usb_lme2510_firmware = dvb_usb_lme2510_firmware;
1214
1215         status = lme2510_return_status(d);
1216         if (status == 0x44) {
1217                 *name = lme_firmware_switch(d, 0);
1218                 return COLD;
1219         }
1220
1221         if (status != 0x47)
1222                 return -EINVAL;
1223
1224         return WARM;
1225 }
1226
1227 static int lme2510_get_stream_config(struct dvb_frontend *fe, u8 *ts_type,
1228                 struct usb_data_stream_properties *stream)
1229 {
1230         struct dvb_usb_adapter *adap = fe_to_adap(fe);
1231         struct dvb_usb_device *d;
1232
1233         if (adap == NULL)
1234                 return 0;
1235
1236         d = adap_to_d(adap);
1237
1238         /* Turn PID filter on the fly by module option */
1239         if (pid_filter == 2) {
1240                 adap->pid_filtering  = true;
1241                 adap->max_feed_count = 15;
1242         }
1243
1244         if (!(le16_to_cpu(d->udev->descriptor.idProduct)
1245                 == 0x1122))
1246                 stream->endpoint = 0x8;
1247
1248         return 0;
1249 }
1250
1251 static int lme2510_get_rc_config(struct dvb_usb_device *d,
1252         struct dvb_usb_rc *rc)
1253 {
1254         rc->allowed_protos = RC_BIT_NEC;
1255         return 0;
1256 }
1257
1258 static void *lme2510_exit_int(struct dvb_usb_device *d)
1259 {
1260         struct lme2510_state *st = d->priv;
1261         struct dvb_usb_adapter *adap = &d->adapter[0];
1262         void *buffer = NULL;
1263
1264         if (adap != NULL) {
1265                 lme2510_kill_urb(&adap->stream);
1266         }
1267
1268         if (st->usb_buffer != NULL) {
1269                 st->i2c_talk_onoff = 1;
1270                 st->signal_level = 0;
1271                 st->signal_sn = 0;
1272                 buffer = st->usb_buffer;
1273         }
1274
1275         if (st->lme_urb != NULL) {
1276                 usb_kill_urb(st->lme_urb);
1277                 usb_free_coherent(d->udev, 128, st->buffer,
1278                                   st->lme_urb->transfer_dma);
1279                 info("Interrupt Service Stopped");
1280         }
1281
1282         return buffer;
1283 }
1284
1285 static void lme2510_exit(struct dvb_usb_device *d)
1286 {
1287         void *usb_buffer;
1288
1289         if (d != NULL) {
1290                 usb_buffer = lme2510_exit_int(d);
1291                 kfree(usb_buffer);
1292         }
1293 }
1294
1295 static struct dvb_usb_device_properties lme2510_props = {
1296         .driver_name = KBUILD_MODNAME,
1297         .owner = THIS_MODULE,
1298         .bInterfaceNumber = 0,
1299         .adapter_nr = adapter_nr,
1300         .size_of_priv = sizeof(struct lme2510_state),
1301
1302         .download_firmware = lme2510_download_firmware,
1303
1304         .power_ctrl       = lme2510_powerup,
1305         .identify_state   = lme2510_identify_state,
1306         .i2c_algo         = &lme2510_i2c_algo,
1307
1308         .frontend_attach  = dm04_lme2510_frontend_attach,
1309         .tuner_attach = dm04_lme2510_tuner,
1310         .get_stream_config = lme2510_get_stream_config,
1311         .get_adapter_count = lme2510_get_adapter_count,
1312         .streaming_ctrl   = lme2510_streaming_ctrl,
1313
1314         .get_rc_config = lme2510_get_rc_config,
1315
1316         .exit = lme2510_exit,
1317         .adapter = {
1318                 {
1319                         .caps = DVB_USB_ADAP_HAS_PID_FILTER|
1320                                 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1321                         .pid_filter_count = 15,
1322                         .pid_filter = lme2510_pid_filter,
1323                         .pid_filter_ctrl  = lme2510_pid_filter_ctrl,
1324                         .stream =
1325                         DVB_USB_STREAM_BULK(0x86, 10, 4096),
1326                 },
1327                 {
1328                 }
1329         },
1330 };
1331
1332 static const struct usb_device_id lme2510_id_table[] = {
1333         {       DVB_USB_DEVICE(0x3344, 0x1122, &lme2510_props,
1334                 "DM04_LME2510_DVB-S", RC_MAP_LME2510)   },
1335         {       DVB_USB_DEVICE(0x3344, 0x1120, &lme2510_props,
1336                 "DM04_LME2510C_DVB-S", RC_MAP_LME2510)  },
1337         {       DVB_USB_DEVICE(0x3344, 0x22f0, &lme2510_props,
1338                 "DM04_LME2510C_DVB-S RS2000", RC_MAP_LME2510)   },
1339         {}              /* Terminating entry */
1340 };
1341
1342 MODULE_DEVICE_TABLE(usb, lme2510_id_table);
1343
1344 static struct usb_driver lme2510_driver = {
1345         .name           = KBUILD_MODNAME,
1346         .probe          = dvb_usbv2_probe,
1347         .disconnect     = dvb_usbv2_disconnect,
1348         .id_table       = lme2510_id_table,
1349         .no_dynamic_id = 1,
1350         .soft_unbind = 1,
1351 };
1352
1353 module_usb_driver(lme2510_driver);
1354
1355 MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");
1356 MODULE_DESCRIPTION("LME2510(C) DVB-S USB2.0");
1357 MODULE_VERSION("2.07");
1358 MODULE_LICENSE("GPL");
1359 /*(DEBLOBBED)*/
1360