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_NEC32, key,
 361                                                                         0);
 362                         break;
 363                 case 0xbb:
 364                         switch (st->tuner_config) {
 365                         case TUNER_LG:
 366                                 signal_lock = ibuf[2] & BIT(5);
 367                                 st->signal_level = ibuf[4];
 368                                 st->signal_sn = ibuf[3];
 369                                 st->time_key = ibuf[7];
 370                                 break;
 371                         case TUNER_S7395:
 372                         case TUNER_S0194:
 373                                 /* Tweak for earlier firmware*/
 374                                 if (ibuf[1] == 0x03) {
 375                                         signal_lock = ibuf[2] & BIT(4);
 376                                         st->signal_level = ibuf[3];
 377                                         st->signal_sn = ibuf[4];
 378                                 } else {
 379                                         st->signal_level = ibuf[4];
 380                                         st->signal_sn = ibuf[5];
 381                                 }
 382                                 break;
 383                         case TUNER_RS2000:
 384                                 signal_lock = ibuf[2] & 0xee;
 385                                 st->signal_level = ibuf[5];
 386                                 st->signal_sn = ibuf[4];
 387                                 st->time_key = ibuf[7];
 388                         default:
 389                                 break;
 390                         }
 391
 392                         /* Interrupt will also throw just BIT 0 as lock */
 393                         signal_lock |= ibuf[2] & BIT(0);
 394
 395                         if (!signal_lock)
 396                                 st->lock_status &= ~FE_HAS_LOCK;
 397
 398                         lme2510_update_stats(adap);
 399
 400                         debug_data_snipet(5, "INT Remote data snipet in", ibuf);
 401                 break;
 402                 case 0xcc:
 403                         debug_data_snipet(1, "INT Control data snipet", ibuf);
 404                         break;
 405                 default:
 406                         debug_data_snipet(1, "INT Unknown data snipet", ibuf);
 407                 break;
 408                 }
 409         }
 410
 411         usb_submit_urb(lme_urb, GFP_ATOMIC);
 412
 413         /* Interrupt urb is due every 48 msecs while streaming the buffer
 414          * stores up to 4 periods if missed. Allow 200 msec for next interrupt.
 415          */
 416         st->int_urb_due = jiffies + msecs_to_jiffies(200);
 417 }
 418
 419 static int lme2510_int_read(struct dvb_usb_adapter *adap)
 420 {
 421         struct dvb_usb_device *d = adap_to_d(adap);
 422         struct lme2510_state *lme_int = adap_to_priv(adap);
 423         struct usb_host_endpoint *ep;
 424
 425         lme_int->lme_urb = usb_alloc_urb(0, GFP_ATOMIC);
 426
 427         if (lme_int->lme_urb == NULL)
 428                         return -ENOMEM;
 429
 430         lme_int->buffer = usb_alloc_coherent(d->udev, 128, GFP_ATOMIC,
 431                                         &lme_int->lme_urb->transfer_dma);
 432
 433         if (lme_int->buffer == NULL)
 434                         return -ENOMEM;
 435
 436         usb_fill_int_urb(lme_int->lme_urb,
 437                                 d->udev,
 438                                 usb_rcvintpipe(d->udev, 0xa),
 439                                 lme_int->buffer,
 440                                 128,
 441                                 lme2510_int_response,
 442                                 adap,
 443                                 8);
 444
 445         /* Quirk of pipe reporting PIPE_BULK but behaves as interrupt */
 446         ep = usb_pipe_endpoint(d->udev, lme_int->lme_urb->pipe);
 447
 448         if (usb_endpoint_type(&ep->desc) == USB_ENDPOINT_XFER_BULK)
 449                 lme_int->lme_urb->pipe = usb_rcvbulkpipe(d->udev, 0xa);
 450
 451         lme_int->lme_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
 452
 453         usb_submit_urb(lme_int->lme_urb, GFP_ATOMIC);
 454         info("INT Interrupt Service Started");
 455
 456         return 0;
 457 }
 458
 459 static int lme2510_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
 460 {
 461         struct dvb_usb_device *d = adap_to_d(adap);
 462         struct lme2510_state *st = adap_to_priv(adap);
 463         static u8 clear_pid_reg[] = LME_ALL_PIDS;
 464         static u8 rbuf[1];
 465         int ret = 0;
 466
 467         deb_info(1, "PID Clearing Filter");
 468
 469         mutex_lock(&d->i2c_mutex);
 470
 471         if (!onoff) {
 472                 ret |= lme2510_usb_talk(d, clear_pid_reg,
 473                         sizeof(clear_pid_reg), rbuf, sizeof(rbuf));
 474                 st->pid_off = true;
 475         } else
 476                 st->pid_off = false;
 477
 478         st->pid_size = 0;
 479
 480         mutex_unlock(&d->i2c_mutex);
 481
 482         return 0;
 483 }
 484
 485 static int lme2510_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
 486         int onoff)
 487 {
 488         struct dvb_usb_device *d = adap_to_d(adap);
 489         int ret = 0;
 490
 491         deb_info(3, "%s PID=%04x Index=%04x onoff=%02x", __func__,
 492                 pid, index, onoff);
 493
 494         if (onoff) {
 495                 mutex_lock(&d->i2c_mutex);
 496                 ret |= lme2510_enable_pid(d, index, pid);
 497                 mutex_unlock(&d->i2c_mutex);
 498         }
 499
 500
 501         return ret;
 502 }
 503
 504
 505 static int lme2510_return_status(struct dvb_usb_device *d)
 506 {
 507         int ret;
 508         u8 *data;
 509
 510         data = kzalloc(6, GFP_KERNEL);
 511         if (!data)
 512                 return -ENOMEM;
 513
 514         ret = usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0),
 515                               0x06, 0x80, 0x0302, 0x00,
 516                               data, 0x6, 200);
 517         if (ret != 6)
 518                 ret = -EINVAL;
 519         else
 520                 ret = data[2];
 521
 522         info("Firmware Status: %6ph", data);
 523
 524         kfree(data);
 525         return ret;
 526 }
 527
 528 static int lme2510_msg(struct dvb_usb_device *d,
 529                 u8 *wbuf, int wlen, u8 *rbuf, int rlen)
 530 {
 531         struct lme2510_state *st = d->priv;
 532
 533         st->i2c_talk_onoff = 1;
 534
 535         return lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
 536 }
 537
 538 static int lme2510_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
 539                                  int num)
 540 {
 541         struct dvb_usb_device *d = i2c_get_adapdata(adap);
 542         struct lme2510_state *st = d->priv;
 543         static u8 obuf[64], ibuf[64];
 544         int i, read, read_o;
 545         u16 len;
 546         u8 gate = st->i2c_gate;
 547
 548         mutex_lock(&d->i2c_mutex);
 549
 550         if (gate == 0)
 551                 gate = 5;
 552
 553         for (i = 0; i < num; i++) {
 554                 read_o = msg[i].flags & I2C_M_RD;
 555                 read = i + 1 < num && msg[i + 1].flags & I2C_M_RD;
 556                 read |= read_o;
 557                 gate = (msg[i].addr == st->i2c_tuner_addr)
 558                         ? (read)        ? st->i2c_tuner_gate_r
 559                                         : st->i2c_tuner_gate_w
 560                         : st->i2c_gate;
 561                 obuf[0] = gate | (read << 7);
 562
 563                 if (gate == 5)
 564                         obuf[1] = (read) ? 2 : msg[i].len + 1;
 565                 else
 566                         obuf[1] = msg[i].len + read + 1;
 567
 568                 obuf[2] = msg[i].addr << 1;
 569
 570                 if (read) {
 571                         if (read_o)
 572                                 len = 3;
 573                         else {
 574                                 memcpy(&obuf[3], msg[i].buf, msg[i].len);
 575                                 obuf[msg[i].len+3] = msg[i+1].len;
 576                                 len = msg[i].len+4;
 577                         }
 578                 } else {
 579                         memcpy(&obuf[3], msg[i].buf, msg[i].len);
 580                         len = msg[i].len+3;
 581                 }
 582
 583                 if (lme2510_msg(d, obuf, len, ibuf, 64) < 0) {
 584                         deb_info(1, "i2c transfer failed.");
 585                         mutex_unlock(&d->i2c_mutex);
 586                         return -EAGAIN;
 587                 }
 588
 589                 if (read) {
 590                         if (read_o)
 591                                 memcpy(msg[i].buf, &ibuf[1], msg[i].len);
 592                         else {
 593                                 memcpy(msg[i+1].buf, &ibuf[1], msg[i+1].len);
 594                                 i++;
 595                         }
 596                 }
 597         }
 598
 599         mutex_unlock(&d->i2c_mutex);
 600         return i;
 601 }
 602
 603 static u32 lme2510_i2c_func(struct i2c_adapter *adapter)
 604 {
 605         return I2C_FUNC_I2C;
 606 }
 607
 608 static struct i2c_algorithm lme2510_i2c_algo = {
 609         .master_xfer   = lme2510_i2c_xfer,
 610         .functionality = lme2510_i2c_func,
 611 };
 612
 613 static int lme2510_streaming_ctrl(struct dvb_frontend *fe, int onoff)
 614 {
 615         struct dvb_usb_adapter *adap = fe_to_adap(fe);
 616         struct dvb_usb_device *d = adap_to_d(adap);
 617         struct lme2510_state *st = adap_to_priv(adap);
 618         static u8 clear_reg_3[] = LME_ALL_PIDS;
 619         static u8 rbuf[1];
 620         int ret = 0, rlen = sizeof(rbuf);
 621
 622         deb_info(1, "STM  (%02x)", onoff);
 623
 624         /* Streaming is started by FE_HAS_LOCK */
 625         if (onoff == 1)
 626                 st->stream_on = 1;
 627         else {
 628                 deb_info(1, "STM Steam Off");
 629                 /* mutex is here only to avoid collision with I2C */
 630                 mutex_lock(&d->i2c_mutex);
 631
 632                 ret = lme2510_usb_talk(d, clear_reg_3,
 633                                 sizeof(clear_reg_3), rbuf, rlen);
 634                 st->stream_on = 0;
 635                 st->i2c_talk_onoff = 1;
 636
 637                 mutex_unlock(&d->i2c_mutex);
 638         }
 639
 640         return (ret < 0) ? -ENODEV : 0;
 641 }
 642
 643 static u8 check_sum(u8 *p, u8 len)
 644 {
 645         u8 sum = 0;
 646         while (len--)
 647                 sum += *p++;
 648         return sum;
 649 }
 650
 651 static int lme2510_download_firmware(struct dvb_usb_device *d,
 652                                         const struct firmware *fw)
 653 {
 654         int ret = 0;
 655         u8 *data;
 656         u16 j, wlen, len_in, start, end;
 657         u8 packet_size, dlen, i;
 658         u8 *fw_data;
 659
 660         packet_size = 0x31;
 661         len_in = 1;
 662
 663         data = kzalloc(128, GFP_KERNEL);
 664         if (!data) {
 665                 info("FRM Could not start Firmware Download"\
 666                         "(Buffer allocation failed)");
 667                 return -ENOMEM;
 668         }
 669
 670         info("FRM Starting Firmware Download");
 671
 672         for (i = 1; i < 3; i++) {
 673                 start = (i == 1) ? 0 : 512;
 674                 end = (i == 1) ? 512 : fw->size;
 675                 for (j = start; j < end; j += (packet_size+1)) {
 676                         fw_data = (u8 *)(fw->data + j);
 677                         if ((end - j) > packet_size) {
 678                                 data[0] = i;
 679                                 dlen = packet_size;
 680                         } else {
 681                                 data[0] = i | 0x80;
 682                                 dlen = (u8)(end - j)-1;
 683                         }
 684                         data[1] = dlen;
 685                         memcpy(&data[2], fw_data, dlen+1);
 686                         wlen = (u8) dlen + 4;
 687                         data[wlen-1] = check_sum(fw_data, dlen+1);
 688                         deb_info(1, "Data S=%02x:E=%02x CS= %02x", data[3],
 689                                 data[dlen+2], data[dlen+3]);
 690                         lme2510_usb_talk(d, data, wlen, data, len_in);
 691                         ret |= (data[0] == 0x88) ? 0 : -1;
 692                 }
 693         }
 694
 695         data[0] = 0x8a;
 696         len_in = 1;
 697         msleep(2000);
 698         lme2510_usb_talk(d, data, len_in, data, len_in);
 699         msleep(400);
 700
 701         if (ret < 0)
 702                 info("FRM Firmware Download Failed (%04x)" , ret);
 703         else
 704                 info("FRM Firmware Download Completed - Resetting Device");
 705
 706         kfree(data);
 707         return RECONNECTS_USB;
 708 }
 709
 710 static void lme_coldreset(struct dvb_usb_device *d)
 711 {
 712         u8 data[1] = {0};
 713         data[0] = 0x0a;
 714         info("FRM Firmware Cold Reset");
 715
 716         lme2510_usb_talk(d, data, sizeof(data), data, sizeof(data));
 717
 718         return;
 719 }
 720
 721 static const char fw_c_s7395[] = LME2510_C_S7395;
 722 static const char fw_c_lg[] = LME2510_C_LG;
 723 static const char fw_c_s0194[] = LME2510_C_S0194;
 724 static const char fw_c_rs2000[] = LME2510_C_RS2000;
 725 static const char fw_lg[] = LME2510_LG;
 726 static const char fw_s0194[] = LME2510_S0194;
 727
 728 static const char *lme_firmware_switch(struct dvb_usb_device *d, int cold)
 729 {
 730         struct lme2510_state *st = d->priv;
 731         struct usb_device *udev = d->udev;
 732         const struct firmware *fw = NULL;
 733         const char *fw_lme;
 734         int ret = 0;
 735
 736         cold = (cold > 0) ? (cold & 1) : 0;
 737
 738         switch (le16_to_cpu(udev->descriptor.idProduct)) {
 739         case 0x1122:
 740                 switch (st->dvb_usb_lme2510_firmware) {
 741                 default:
 742                 case TUNER_S0194:
 743                         fw_lme = fw_s0194;
 744                         ret = reject_firmware(&fw, fw_lme, &udev->dev);
 745                         if (ret == 0) {
 746                                 st->dvb_usb_lme2510_firmware = TUNER_S0194;
 747                                 cold = 0;
 748                                 break;
 749                         }
 750                         /* fall through */
 751                 case TUNER_LG:
 752                         fw_lme = fw_lg;
 753                         ret = reject_firmware(&fw, fw_lme, &udev->dev);
 754                         if (ret == 0) {
 755                                 st->dvb_usb_lme2510_firmware = TUNER_LG;
 756                                 break;
 757                         }
 758                         st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
 759                         break;
 760                 }
 761                 break;
 762         case 0x1120:
 763                 switch (st->dvb_usb_lme2510_firmware) {
 764                 default:
 765                 case TUNER_S7395:
 766                         fw_lme = fw_c_s7395;
 767                         ret = reject_firmware(&fw, fw_lme, &udev->dev);
 768                         if (ret == 0) {
 769                                 st->dvb_usb_lme2510_firmware = TUNER_S7395;
 770                                 cold = 0;
 771                                 break;
 772                         }
 773                         /* fall through */
 774                 case TUNER_LG:
 775                         fw_lme = fw_c_lg;
 776                         ret = reject_firmware(&fw, fw_lme, &udev->dev);
 777                         if (ret == 0) {
 778                                 st->dvb_usb_lme2510_firmware = TUNER_LG;
 779                                 break;
 780                         }
 781                         /* fall through */
 782                 case TUNER_S0194:
 783                         fw_lme = fw_c_s0194;
 784                         ret = reject_firmware(&fw, fw_lme, &udev->dev);
 785                         if (ret == 0) {
 786                                 st->dvb_usb_lme2510_firmware = TUNER_S0194;
 787                                 break;
 788                         }
 789                         st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
 790                         cold = 0;
 791                         break;
 792                 }
 793                 break;
 794         case 0x22f0:
 795                 fw_lme = fw_c_rs2000;
 796                 st->dvb_usb_lme2510_firmware = TUNER_RS2000;
 797                 break;
 798         default:
 799                 fw_lme = fw_c_s7395;
 800         }
 801
 802         release_firmware(fw);
 803
 804         if (cold) {
 805                 dvb_usb_lme2510_firmware = st->dvb_usb_lme2510_firmware;
 806                 info("FRM Changing to %s firmware", fw_lme);
 807                 lme_coldreset(d);
 808                 return NULL;
 809         }
 810
 811         return fw_lme;
 812 }
 813
 814 static int lme2510_kill_urb(struct usb_data_stream *stream)
 815 {
 816         int i;
 817
 818         for (i = 0; i < stream->urbs_submitted; i++) {
 819                 deb_info(3, "killing URB no. %d.", i);
 820                 /* stop the URB */
 821                 usb_kill_urb(stream->urb_list[i]);
 822         }
 823         stream->urbs_submitted = 0;
 824
 825         return 0;
 826 }
 827
 828 static struct tda10086_config tda10086_config = {
 829         .demod_address = 0x0e,
 830         .invert = 0,
 831         .diseqc_tone = 1,
 832         .xtal_freq = TDA10086_XTAL_16M,
 833 };
 834
 835 static struct stv0288_config lme_config = {
 836         .demod_address = 0x68,
 837         .min_delay_ms = 15,
 838         .inittab = s7395_inittab,
 839 };
 840
 841 static struct ix2505v_config lme_tuner = {
 842         .tuner_address = 0x60,
 843         .min_delay_ms = 100,
 844         .tuner_gain = 0x0,
 845         .tuner_chargepump = 0x3,
 846 };
 847
 848 static struct stv0299_config sharp_z0194_config = {
 849         .demod_address = 0x68,
 850         .inittab = sharp_z0194a_inittab,
 851         .mclk = 88000000UL,
 852         .invert = 0,
 853         .skip_reinit = 0,
 854         .lock_output = STV0299_LOCKOUTPUT_1,
 855         .volt13_op0_op1 = STV0299_VOLT13_OP1,
 856         .min_delay_ms = 100,
 857         .set_symbol_rate = sharp_z0194a_set_symbol_rate,
 858 };
 859
 860 static struct m88rs2000_config m88rs2000_config = {
 861         .demod_addr = 0x68
 862 };
 863
 864 static struct ts2020_config ts2020_config = {
 865         .tuner_address = 0x60,
 866         .clk_out_div = 7,
 867         .dont_poll = true
 868 };
 869
 870 static int dm04_lme2510_set_voltage(struct dvb_frontend *fe,
 871                                     enum fe_sec_voltage voltage)
 872 {
 873         struct dvb_usb_device *d = fe_to_d(fe);
 874         struct lme2510_state *st = fe_to_priv(fe);
 875         static u8 voltage_low[] = LME_VOLTAGE_L;
 876         static u8 voltage_high[] = LME_VOLTAGE_H;
 877         static u8 rbuf[1];
 878         int ret = 0, len = 3, rlen = 1;
 879
 880         mutex_lock(&d->i2c_mutex);
 881
 882         switch (voltage) {
 883         case SEC_VOLTAGE_18:
 884                 ret |= lme2510_usb_talk(d,
 885                         voltage_high, len, rbuf, rlen);
 886                 break;
 887
 888         case SEC_VOLTAGE_OFF:
 889         case SEC_VOLTAGE_13:
 890         default:
 891                 ret |= lme2510_usb_talk(d,
 892                                 voltage_low, len, rbuf, rlen);
 893                 break;
 894         }
 895
 896         mutex_unlock(&d->i2c_mutex);
 897
 898         if (st->tuner_config == TUNER_RS2000)
 899                 if (st->fe_set_voltage)
 900                         st->fe_set_voltage(fe, voltage);
 901
 902
 903         return (ret < 0) ? -ENODEV : 0;
 904 }
 905
 906 static int dm04_read_status(struct dvb_frontend *fe, enum fe_status *status)
 907 {
 908         struct dvb_usb_device *d = fe_to_d(fe);
 909         struct lme2510_state *st = d->priv;
 910         int ret = 0;
 911
 912         if (st->i2c_talk_onoff) {
 913                 if (st->fe_read_status) {
 914                         ret = st->fe_read_status(fe, status);
 915                         if (ret < 0)
 916                                 return ret;
 917                 }
 918
 919                 st->lock_status = *status;
 920
 921                 if (*status & FE_HAS_LOCK && st->stream_on) {
 922                         mutex_lock(&d->i2c_mutex);
 923
 924                         st->i2c_talk_onoff = 0;
 925                         ret = lme2510_stream_restart(d);
 926
 927                         mutex_unlock(&d->i2c_mutex);
 928                 }
 929
 930                 return ret;
 931         }
 932
 933         /* Timeout of interrupt reached on RS2000 */
 934         if (st->tuner_config == TUNER_RS2000 &&
 935             time_after(jiffies, st->int_urb_due))
 936                 st->lock_status &= ~FE_HAS_LOCK;
 937
 938         *status = st->lock_status;
 939
 940         if (!(*status & FE_HAS_LOCK)) {
 941                 struct dvb_usb_adapter *adap = fe_to_adap(fe);
 942
 943                 st->i2c_talk_onoff = 1;
 944
 945                 lme2510_update_stats(adap);
 946         }
 947
 948         return ret;
 949 }
 950
 951 static int dm04_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
 952 {
 953         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 954         struct lme2510_state *st = fe_to_priv(fe);
 955
 956         if (st->fe_read_signal_strength && !st->stream_on)
 957                 return st->fe_read_signal_strength(fe, strength);
 958
 959         if (c->strength.stat[0].scale == FE_SCALE_RELATIVE)
 960                 *strength = (u16)c->strength.stat[0].uvalue;
 961         else
 962                 *strength = 0;
 963
 964         return 0;
 965 }
 966
 967 static int dm04_read_snr(struct dvb_frontend *fe, u16 *snr)
 968 {
 969         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 970         struct lme2510_state *st = fe_to_priv(fe);
 971
 972         if (st->fe_read_snr && !st->stream_on)
 973                 return st->fe_read_snr(fe, snr);
 974
 975         if (c->cnr.stat[0].scale == FE_SCALE_RELATIVE)
 976                 *snr = (u16)c->cnr.stat[0].uvalue;
 977         else
 978                 *snr = 0;
 979
 980         return 0;
 981 }
 982
 983 static int dm04_read_ber(struct dvb_frontend *fe, u32 *ber)
 984 {
 985         struct lme2510_state *st = fe_to_priv(fe);
 986
 987         if (st->fe_read_ber && !st->stream_on)
 988                 return st->fe_read_ber(fe, ber);
 989
 990         *ber = 0;
 991
 992         return 0;
 993 }
 994
 995 static int dm04_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
 996 {
 997         struct lme2510_state *st = fe_to_priv(fe);
 998
 999         if (st->fe_read_ucblocks && !st->stream_on)
1000                 return st->fe_read_ucblocks(fe, ucblocks);
1001
1002         *ucblocks = 0;
1003
1004         return 0;
1005 }
1006
1007 static int lme_name(struct dvb_usb_adapter *adap)
1008 {
1009         struct dvb_usb_device *d = adap_to_d(adap);
1010         struct lme2510_state *st = adap_to_priv(adap);
1011         const char *desc = d->name;
1012         char *fe_name[] = {"", " LG TDQY-P001F", " SHARP:BS2F7HZ7395",
1013                                 " SHARP:BS2F7HZ0194", " RS2000"};
1014         char *name = adap->fe[0]->ops.info.name;
1015
1016         strlcpy(name, desc, 128);
1017         strlcat(name, fe_name[st->tuner_config], 128);
1018
1019         return 0;
1020 }
1021
1022 static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap)
1023 {
1024         struct dvb_usb_device *d = adap_to_d(adap);
1025         struct lme2510_state *st = d->priv;
1026         int ret = 0;
1027
1028         st->i2c_talk_onoff = 1;
1029         switch (le16_to_cpu(d->udev->descriptor.idProduct)) {
1030         case 0x1122:
1031         case 0x1120:
1032                 st->i2c_gate = 4;
1033                 adap->fe[0] = dvb_attach(tda10086_attach,
1034                         &tda10086_config, &d->i2c_adap);
1035                 if (adap->fe[0]) {
1036                         info("TUN Found Frontend TDA10086");
1037                         st->i2c_tuner_gate_w = 4;
1038                         st->i2c_tuner_gate_r = 4;
1039                         st->i2c_tuner_addr = 0x60;
1040                         st->tuner_config = TUNER_LG;
1041                         if (st->dvb_usb_lme2510_firmware != TUNER_LG) {
1042                                 st->dvb_usb_lme2510_firmware = TUNER_LG;
1043                                 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1044                         }
1045                         break;
1046                 }
1047
1048                 st->i2c_gate = 4;
1049                 adap->fe[0] = dvb_attach(stv0299_attach,
1050                                 &sharp_z0194_config, &d->i2c_adap);
1051                 if (adap->fe[0]) {
1052                         info("FE Found Stv0299");
1053                         st->i2c_tuner_gate_w = 4;
1054                         st->i2c_tuner_gate_r = 5;
1055                         st->i2c_tuner_addr = 0x60;
1056                         st->tuner_config = TUNER_S0194;
1057                         if (st->dvb_usb_lme2510_firmware != TUNER_S0194) {
1058                                 st->dvb_usb_lme2510_firmware = TUNER_S0194;
1059                                 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1060                         }
1061                         break;
1062                 }
1063
1064                 st->i2c_gate = 5;
1065                 adap->fe[0] = dvb_attach(stv0288_attach, &lme_config,
1066                         &d->i2c_adap);
1067
1068                 if (adap->fe[0]) {
1069                         info("FE Found Stv0288");
1070                         st->i2c_tuner_gate_w = 4;
1071                         st->i2c_tuner_gate_r = 5;
1072                         st->i2c_tuner_addr = 0x60;
1073                         st->tuner_config = TUNER_S7395;
1074                         if (st->dvb_usb_lme2510_firmware != TUNER_S7395) {
1075                                 st->dvb_usb_lme2510_firmware = TUNER_S7395;
1076                                 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1077                         }
1078                         break;
1079                 }
1080         case 0x22f0:
1081                 st->i2c_gate = 5;
1082                 adap->fe[0] = dvb_attach(m88rs2000_attach,
1083                         &m88rs2000_config, &d->i2c_adap);
1084
1085                 if (adap->fe[0]) {
1086                         info("FE Found M88RS2000");
1087                         st->i2c_tuner_gate_w = 5;
1088                         st->i2c_tuner_gate_r = 5;
1089                         st->i2c_tuner_addr = 0x60;
1090                         st->tuner_config = TUNER_RS2000;
1091                         st->fe_set_voltage =
1092                                 adap->fe[0]->ops.set_voltage;
1093                 }
1094                 break;
1095         }
1096
1097         if (adap->fe[0] == NULL) {
1098                 info("DM04/QQBOX Not Powered up or not Supported");
1099                 return -ENODEV;
1100         }
1101
1102         if (ret) {
1103                 if (adap->fe[0]) {
1104                         dvb_frontend_detach(adap->fe[0]);
1105                         adap->fe[0] = NULL;
1106                 }
1107                 d->rc_map = NULL;
1108                 return -ENODEV;
1109         }
1110
1111         st->fe_read_status = adap->fe[0]->ops.read_status;
1112         st->fe_read_signal_strength = adap->fe[0]->ops.read_signal_strength;
1113         st->fe_read_snr = adap->fe[0]->ops.read_snr;
1114         st->fe_read_ber = adap->fe[0]->ops.read_ber;
1115         st->fe_read_ucblocks = adap->fe[0]->ops.read_ucblocks;
1116
1117         adap->fe[0]->ops.read_status = dm04_read_status;
1118         adap->fe[0]->ops.read_signal_strength = dm04_read_signal_strength;
1119         adap->fe[0]->ops.read_snr = dm04_read_snr;
1120         adap->fe[0]->ops.read_ber = dm04_read_ber;
1121         adap->fe[0]->ops.read_ucblocks = dm04_read_ucblocks;
1122         adap->fe[0]->ops.set_voltage = dm04_lme2510_set_voltage;
1123
1124         ret = lme_name(adap);
1125         return ret;
1126 }
1127
1128 static int dm04_lme2510_tuner(struct dvb_usb_adapter *adap)
1129 {
1130         struct dvb_usb_device *d = adap_to_d(adap);
1131         struct lme2510_state *st = adap_to_priv(adap);
1132         char *tun_msg[] = {"", "TDA8263", "IX2505V", "DVB_PLL_OPERA", "RS2000"};
1133         int ret = 0;
1134
1135         switch (st->tuner_config) {
1136         case TUNER_LG:
1137                 if (dvb_attach(tda826x_attach, adap->fe[0], 0x60,
1138                         &d->i2c_adap, 1))
1139                         ret = st->tuner_config;
1140                 break;
1141         case TUNER_S7395:
1142                 if (dvb_attach(ix2505v_attach , adap->fe[0], &lme_tuner,
1143                         &d->i2c_adap))
1144                         ret = st->tuner_config;
1145                 break;
1146         case TUNER_S0194:
1147                 if (dvb_attach(dvb_pll_attach , adap->fe[0], 0x60,
1148                         &d->i2c_adap, DVB_PLL_OPERA1))
1149                         ret = st->tuner_config;
1150                 break;
1151         case TUNER_RS2000:
1152                 if (dvb_attach(ts2020_attach, adap->fe[0],
1153                                &ts2020_config, &d->i2c_adap))
1154                         ret = st->tuner_config;
1155                 break;
1156         default:
1157                 break;
1158         }
1159
1160         if (ret) {
1161                 info("TUN Found %s tuner", tun_msg[ret]);
1162         } else {
1163                 info("TUN No tuner found");
1164                 return -ENODEV;
1165         }
1166
1167         /* Start the Interrupt*/
1168         ret = lme2510_int_read(adap);
1169         if (ret < 0) {
1170                 info("INT Unable to start Interrupt Service");
1171                 return -ENODEV;
1172         }
1173
1174         return ret;
1175 }
1176
1177 static int lme2510_powerup(struct dvb_usb_device *d, int onoff)
1178 {
1179         struct lme2510_state *st = d->priv;
1180         static u8 lnb_on[] = LNB_ON;
1181         static u8 lnb_off[] = LNB_OFF;
1182         static u8 rbuf[1];
1183         int ret = 0, len = 3, rlen = 1;
1184
1185         mutex_lock(&d->i2c_mutex);
1186
1187         if (onoff)
1188                 ret = lme2510_usb_talk(d, lnb_on, len, rbuf, rlen);
1189         else
1190                 ret = lme2510_usb_talk(d, lnb_off, len, rbuf, rlen);
1191
1192         st->i2c_talk_onoff = 1;
1193
1194         mutex_unlock(&d->i2c_mutex);
1195
1196         return ret;
1197 }
1198
1199 static int lme2510_get_adapter_count(struct dvb_usb_device *d)
1200 {
1201         return 1;
1202 }
1203
1204 static int lme2510_identify_state(struct dvb_usb_device *d, const char **name)
1205 {
1206         struct lme2510_state *st = d->priv;
1207         int status;
1208
1209         usb_reset_configuration(d->udev);
1210
1211         usb_set_interface(d->udev,
1212                 d->props->bInterfaceNumber, 1);
1213
1214         st->dvb_usb_lme2510_firmware = dvb_usb_lme2510_firmware;
1215
1216         status = lme2510_return_status(d);
1217         if (status == 0x44) {
1218                 *name = lme_firmware_switch(d, 0);
1219                 return COLD;
1220         }
1221
1222         if (status != 0x47)
1223                 return -EINVAL;
1224
1225         return WARM;
1226 }
1227
1228 static int lme2510_get_stream_config(struct dvb_frontend *fe, u8 *ts_type,
1229                 struct usb_data_stream_properties *stream)
1230 {
1231         struct dvb_usb_adapter *adap = fe_to_adap(fe);
1232         struct dvb_usb_device *d;
1233
1234         if (adap == NULL)
1235                 return 0;
1236
1237         d = adap_to_d(adap);
1238
1239         /* Turn PID filter on the fly by module option */
1240         if (pid_filter == 2) {
1241                 adap->pid_filtering  = true;
1242                 adap->max_feed_count = 15;
1243         }
1244
1245         if (!(le16_to_cpu(d->udev->descriptor.idProduct)
1246                 == 0x1122))
1247                 stream->endpoint = 0x8;
1248
1249         return 0;
1250 }
1251
1252 static int lme2510_get_rc_config(struct dvb_usb_device *d,
1253         struct dvb_usb_rc *rc)
1254 {
1255         rc->allowed_protos = RC_BIT_NEC32;
1256         return 0;
1257 }
1258
1259 static void *lme2510_exit_int(struct dvb_usb_device *d)
1260 {
1261         struct lme2510_state *st = d->priv;
1262         struct dvb_usb_adapter *adap = &d->adapter[0];
1263         void *buffer = NULL;
1264
1265         if (adap != NULL) {
1266                 lme2510_kill_urb(&adap->stream);
1267         }
1268
1269         if (st->usb_buffer != NULL) {
1270                 st->i2c_talk_onoff = 1;
1271                 st->signal_level = 0;
1272                 st->signal_sn = 0;
1273                 buffer = st->usb_buffer;
1274         }
1275
1276         if (st->lme_urb != NULL) {
1277                 usb_kill_urb(st->lme_urb);
1278                 usb_free_coherent(d->udev, 128, st->buffer,
1279                                   st->lme_urb->transfer_dma);
1280                 info("Interrupt Service Stopped");
1281         }
1282
1283         return buffer;
1284 }
1285
1286 static void lme2510_exit(struct dvb_usb_device *d)
1287 {
1288         void *usb_buffer;
1289
1290         if (d != NULL) {
1291                 usb_buffer = lme2510_exit_int(d);
1292                 kfree(usb_buffer);
1293         }
1294 }
1295
1296 static struct dvb_usb_device_properties lme2510_props = {
1297         .driver_name = KBUILD_MODNAME,
1298         .owner = THIS_MODULE,
1299         .bInterfaceNumber = 0,
1300         .adapter_nr = adapter_nr,
1301         .size_of_priv = sizeof(struct lme2510_state),
1302
1303         .download_firmware = lme2510_download_firmware,
1304
1305         .power_ctrl       = lme2510_powerup,
1306         .identify_state   = lme2510_identify_state,
1307         .i2c_algo         = &lme2510_i2c_algo,
1308
1309         .frontend_attach  = dm04_lme2510_frontend_attach,
1310         .tuner_attach = dm04_lme2510_tuner,
1311         .get_stream_config = lme2510_get_stream_config,
1312         .get_adapter_count = lme2510_get_adapter_count,
1313         .streaming_ctrl   = lme2510_streaming_ctrl,
1314
1315         .get_rc_config = lme2510_get_rc_config,
1316
1317         .exit = lme2510_exit,
1318         .adapter = {
1319                 {
1320                         .caps = DVB_USB_ADAP_HAS_PID_FILTER|
1321                                 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1322                         .pid_filter_count = 15,
1323                         .pid_filter = lme2510_pid_filter,
1324                         .pid_filter_ctrl  = lme2510_pid_filter_ctrl,
1325                         .stream =
1326                         DVB_USB_STREAM_BULK(0x86, 10, 4096),
1327                 },
1328                 {
1329                 }
1330         },
1331 };
1332
1333 static const struct usb_device_id lme2510_id_table[] = {
1334         {       DVB_USB_DEVICE(0x3344, 0x1122, &lme2510_props,
1335                 "DM04_LME2510_DVB-S", RC_MAP_LME2510)   },
1336         {       DVB_USB_DEVICE(0x3344, 0x1120, &lme2510_props,
1337                 "DM04_LME2510C_DVB-S", RC_MAP_LME2510)  },
1338         {       DVB_USB_DEVICE(0x3344, 0x22f0, &lme2510_props,
1339                 "DM04_LME2510C_DVB-S RS2000", RC_MAP_LME2510)   },
1340         {}              /* Terminating entry */
1341 };
1342
1343 MODULE_DEVICE_TABLE(usb, lme2510_id_table);
1344
1345 static struct usb_driver lme2510_driver = {
1346         .name           = KBUILD_MODNAME,
1347         .probe          = dvb_usbv2_probe,
1348         .disconnect     = dvb_usbv2_disconnect,
1349         .id_table       = lme2510_id_table,
1350         .no_dynamic_id = 1,
1351         .soft_unbind = 1,
1352 };
1353
1354 module_usb_driver(lme2510_driver);
1355
1356 MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");
1357 MODULE_DESCRIPTION("LME2510(C) DVB-S USB2.0");
1358 MODULE_VERSION("2.07");
1359 MODULE_LICENSE("GPL");
1360 /*(DEBLOBBED)*/
1361