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

   1 /* DVB USB compliant linux driver for
   2  *
   3  * DM04/QQBOX DVB-S USB BOX     LME2510C + SHARP:BS2F7HZ7395
   4  *                              LME2510C + LG TDQY-P001F
   5  *                              LME2510C + BS2F7HZ0194
   6  *                              LME2510 + LG TDQY-P001F
   7  *                              LME2510 + BS2F7HZ0194
   8  *
   9  * MVB7395 (LME2510C+SHARP:BS2F7HZ7395)
  10  * SHARP:BS2F7HZ7395 = (STV0288+Sharp IX2505V)
  11  *
  12  * MV001F (LME2510+LGTDQY-P001F)
  13  * LG TDQY - P001F =(TDA8263 + TDA10086H)
  14  *
  15  * MVB0001F (LME2510C+LGTDQT-P001F)
  16  *
  17  * MV0194 (LME2510+SHARP:BS2F7HZ0194)
  18  * SHARP:BS2F7HZ0194 = (STV0299+IX2410)
  19  *
  20  * MVB0194 (LME2510C+SHARP0194)
  21  *
  22  * LME2510C + M88RS2000
  23  *
  24  * For firmware see Documentation/dvb/lmedm04.txt
  25  *
  26  * I2C addresses:
  27  * 0xd0 - STV0288       - Demodulator
  28  * 0xc0 - Sharp IX2505V - Tuner
  29  * --
  30  * 0x1c - TDA10086   - Demodulator
  31  * 0xc0 - TDA8263    - Tuner
  32  * --
  33  * 0xd0 - STV0299       - Demodulator
  34  * 0xc0 - IX2410        - Tuner
  35  *
  36  *
  37  * VID = 3344  PID LME2510=1122 LME2510C=1120
  38  *
  39  * Copyright (C) 2010 Malcolm Priestley (tvboxspy@gmail.com)
  40  * LME2510(C)(C) Leaguerme (Shenzhen) MicroElectronics Co., Ltd.
  41  *
  42  * This program is free software; you can redistribute it and/or modify
  43  * it under the terms of the GNU General Public License Version 2, as
  44  * published by the Free Software Foundation.
  45  *
  46  * This program is distributed in the hope that it will be useful,
  47  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  48  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  49  * GNU General Public License for more details.
  50  *
  51  * You should have received a copy of the GNU General Public License
  52  * along with this program; if not, write to the Free Software
  53  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  54  *
  55  *
  56  * see Documentation/dvb/README.dvb-usb for more information
  57  *
  58  * Known Issues :
  59  *      LME2510: Non Intel USB chipsets fail to maintain High Speed on
  60  * Boot or Hot Plug.
  61  *
  62  * QQbox suffers from noise on LNB voltage.
  63  *
  64  *      LME2510: SHARP:BS2F7HZ0194(MV0194) cannot cold reset and share system
  65  * with other tuners. After a cold reset streaming will not start.
  66  *
  67  * M88RS2000 suffers from loss of lock.
  68  */
  69 #define DVB_USB_LOG_PREFIX "LME2510(C)"
  70 #include <linux/usb.h>
  71 #include <linux/usb/input.h>
  72 #include <media/rc-core.h>
  73
  74 #include "dvb_usb.h"
  75 #include "lmedm04.h"
  76 #include "tda826x.h"
  77 #include "tda10086.h"
  78 #include "stv0288.h"
  79 #include "ix2505v.h"
  80 #include "stv0299.h"
  81 #include "dvb-pll.h"
  82 #include "z0194a.h"
  83 #include "m88rs2000.h"
  84 #include "ts2020.h"
  85
  86
  87 #define LME2510_C_S7395 "dvb-usb-lme2510c-s7395.fw";
  88 #define LME2510_C_LG    "dvb-usb-lme2510c-lg.fw";
  89 #define LME2510_C_S0194 "dvb-usb-lme2510c-s0194.fw";
  90 #define LME2510_C_RS2000 "dvb-usb-lme2510c-rs2000.fw";
  91 #define LME2510_LG      "dvb-usb-lme2510-lg.fw";
  92 #define LME2510_S0194   "dvb-usb-lme2510-s0194.fw";
  93
  94 /* debug */
  95 static int dvb_usb_lme2510_debug;
  96 #define lme_debug(var, level, args...) do { \
  97         if ((var >= level)) \
  98                 pr_debug(DVB_USB_LOG_PREFIX": " args); \
  99 } while (0)
 100 #define deb_info(level, args...) lme_debug(dvb_usb_lme2510_debug, level, args)
 101 #define debug_data_snipet(level, name, p) \
 102          deb_info(level, name" (%02x%02x%02x%02x%02x%02x%02x%02x)", \
 103                 *p, *(p+1), *(p+2), *(p+3), *(p+4), \
 104                         *(p+5), *(p+6), *(p+7));
 105 #define info(args...) pr_info(DVB_USB_LOG_PREFIX": "args)
 106
 107 module_param_named(debug, dvb_usb_lme2510_debug, int, 0644);
 108 MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able)).");
 109
 110 static int dvb_usb_lme2510_firmware;
 111 module_param_named(firmware, dvb_usb_lme2510_firmware, int, 0644);
 112 MODULE_PARM_DESC(firmware, "set default firmware 0=Sharp7395 1=LG");
 113
 114 static int pid_filter;
 115 module_param_named(pid, pid_filter, int, 0644);
 116 MODULE_PARM_DESC(pid, "set default 0=default 1=off 2=on");
 117
 118
 119 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
 120
 121 #define TUNER_DEFAULT   0x0
 122 #define TUNER_LG        0x1
 123 #define TUNER_S7395     0x2
 124 #define TUNER_S0194     0x3
 125 #define TUNER_RS2000    0x4
 126
 127 struct lme2510_state {
 128         unsigned long int_urb_due;
 129         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 = 0;
 507         u8 *data;
 508
 509         data = kzalloc(10, 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, data, 0x0006, 200);
 515         info("Firmware Status: %x (%x)", ret , data[2]);
 516
 517         ret = (ret < 0) ? -ENODEV : data[2];
 518         kfree(data);
 519         return ret;
 520 }
 521
 522 static int lme2510_msg(struct dvb_usb_device *d,
 523                 u8 *wbuf, int wlen, u8 *rbuf, int rlen)
 524 {
 525         struct lme2510_state *st = d->priv;
 526
 527         st->i2c_talk_onoff = 1;
 528
 529         return lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
 530 }
 531
 532 static int lme2510_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
 533                                  int num)
 534 {
 535         struct dvb_usb_device *d = i2c_get_adapdata(adap);
 536         struct lme2510_state *st = d->priv;
 537         static u8 obuf[64], ibuf[64];
 538         int i, read, read_o;
 539         u16 len;
 540         u8 gate = st->i2c_gate;
 541
 542         mutex_lock(&d->i2c_mutex);
 543
 544         if (gate == 0)
 545                 gate = 5;
 546
 547         for (i = 0; i < num; i++) {
 548                 read_o = msg[i].flags & I2C_M_RD;
 549                 read = i + 1 < num && msg[i + 1].flags & I2C_M_RD;
 550                 read |= read_o;
 551                 gate = (msg[i].addr == st->i2c_tuner_addr)
 552                         ? (read)        ? st->i2c_tuner_gate_r
 553                                         : st->i2c_tuner_gate_w
 554                         : st->i2c_gate;
 555                 obuf[0] = gate | (read << 7);
 556
 557                 if (gate == 5)
 558                         obuf[1] = (read) ? 2 : msg[i].len + 1;
 559                 else
 560                         obuf[1] = msg[i].len + read + 1;
 561
 562                 obuf[2] = msg[i].addr << 1;
 563
 564                 if (read) {
 565                         if (read_o)
 566                                 len = 3;
 567                         else {
 568                                 memcpy(&obuf[3], msg[i].buf, msg[i].len);
 569                                 obuf[msg[i].len+3] = msg[i+1].len;
 570                                 len = msg[i].len+4;
 571                         }
 572                 } else {
 573                         memcpy(&obuf[3], msg[i].buf, msg[i].len);
 574                         len = msg[i].len+3;
 575                 }
 576
 577                 if (lme2510_msg(d, obuf, len, ibuf, 64) < 0) {
 578                         deb_info(1, "i2c transfer failed.");
 579                         mutex_unlock(&d->i2c_mutex);
 580                         return -EAGAIN;
 581                 }
 582
 583                 if (read) {
 584                         if (read_o)
 585                                 memcpy(msg[i].buf, &ibuf[1], msg[i].len);
 586                         else {
 587                                 memcpy(msg[i+1].buf, &ibuf[1], msg[i+1].len);
 588                                 i++;
 589                         }
 590                 }
 591         }
 592
 593         mutex_unlock(&d->i2c_mutex);
 594         return i;
 595 }
 596
 597 static u32 lme2510_i2c_func(struct i2c_adapter *adapter)
 598 {
 599         return I2C_FUNC_I2C;
 600 }
 601
 602 static struct i2c_algorithm lme2510_i2c_algo = {
 603         .master_xfer   = lme2510_i2c_xfer,
 604         .functionality = lme2510_i2c_func,
 605 };
 606
 607 static int lme2510_streaming_ctrl(struct dvb_frontend *fe, int onoff)
 608 {
 609         struct dvb_usb_adapter *adap = fe_to_adap(fe);
 610         struct dvb_usb_device *d = adap_to_d(adap);
 611         struct lme2510_state *st = adap_to_priv(adap);
 612         static u8 clear_reg_3[] = LME_ALL_PIDS;
 613         static u8 rbuf[1];
 614         int ret = 0, rlen = sizeof(rbuf);
 615
 616         deb_info(1, "STM  (%02x)", onoff);
 617
 618         /* Streaming is started by FE_HAS_LOCK */
 619         if (onoff == 1)
 620                 st->stream_on = 1;
 621         else {
 622                 deb_info(1, "STM Steam Off");
 623                 /* mutex is here only to avoid collision with I2C */
 624                 mutex_lock(&d->i2c_mutex);
 625
 626                 ret = lme2510_usb_talk(d, clear_reg_3,
 627                                 sizeof(clear_reg_3), rbuf, rlen);
 628                 st->stream_on = 0;
 629                 st->i2c_talk_onoff = 1;
 630
 631                 mutex_unlock(&d->i2c_mutex);
 632         }
 633
 634         return (ret < 0) ? -ENODEV : 0;
 635 }
 636
 637 static u8 check_sum(u8 *p, u8 len)
 638 {
 639         u8 sum = 0;
 640         while (len--)
 641                 sum += *p++;
 642         return sum;
 643 }
 644
 645 static int lme2510_download_firmware(struct dvb_usb_device *d,
 646                                         const struct firmware *fw)
 647 {
 648         int ret = 0;
 649         u8 *data;
 650         u16 j, wlen, len_in, start, end;
 651         u8 packet_size, dlen, i;
 652         u8 *fw_data;
 653
 654         packet_size = 0x31;
 655         len_in = 1;
 656
 657         data = kzalloc(128, GFP_KERNEL);
 658         if (!data) {
 659                 info("FRM Could not start Firmware Download"\
 660                         "(Buffer allocation failed)");
 661                 return -ENOMEM;
 662         }
 663
 664         info("FRM Starting Firmware Download");
 665
 666         for (i = 1; i < 3; i++) {
 667                 start = (i == 1) ? 0 : 512;
 668                 end = (i == 1) ? 512 : fw->size;
 669                 for (j = start; j < end; j += (packet_size+1)) {
 670                         fw_data = (u8 *)(fw->data + j);
 671                         if ((end - j) > packet_size) {
 672                                 data[0] = i;
 673                                 dlen = packet_size;
 674                         } else {
 675                                 data[0] = i | 0x80;
 676                                 dlen = (u8)(end - j)-1;
 677                         }
 678                         data[1] = dlen;
 679                         memcpy(&data[2], fw_data, dlen+1);
 680                         wlen = (u8) dlen + 4;
 681                         data[wlen-1] = check_sum(fw_data, dlen+1);
 682                         deb_info(1, "Data S=%02x:E=%02x CS= %02x", data[3],
 683                                 data[dlen+2], data[dlen+3]);
 684                         lme2510_usb_talk(d, data, wlen, data, len_in);
 685                         ret |= (data[0] == 0x88) ? 0 : -1;
 686                 }
 687         }
 688
 689         data[0] = 0x8a;
 690         len_in = 1;
 691         msleep(2000);
 692         lme2510_usb_talk(d, data, len_in, data, len_in);
 693         msleep(400);
 694
 695         if (ret < 0)
 696                 info("FRM Firmware Download Failed (%04x)" , ret);
 697         else
 698                 info("FRM Firmware Download Completed - Resetting Device");
 699
 700         kfree(data);
 701         return RECONNECTS_USB;
 702 }
 703
 704 static void lme_coldreset(struct dvb_usb_device *d)
 705 {
 706         u8 data[1] = {0};
 707         data[0] = 0x0a;
 708         info("FRM Firmware Cold Reset");
 709
 710         lme2510_usb_talk(d, data, sizeof(data), data, sizeof(data));
 711
 712         return;
 713 }
 714
 715 static const char fw_c_s7395[] = LME2510_C_S7395;
 716 static const char fw_c_lg[] = LME2510_C_LG;
 717 static const char fw_c_s0194[] = LME2510_C_S0194;
 718 static const char fw_c_rs2000[] = LME2510_C_RS2000;
 719 static const char fw_lg[] = LME2510_LG;
 720 static const char fw_s0194[] = LME2510_S0194;
 721
 722 static const char *lme_firmware_switch(struct dvb_usb_device *d, int cold)
 723 {
 724         struct lme2510_state *st = d->priv;
 725         struct usb_device *udev = d->udev;
 726         const struct firmware *fw = NULL;
 727         const char *fw_lme;
 728         int ret = 0;
 729
 730         cold = (cold > 0) ? (cold & 1) : 0;
 731
 732         switch (le16_to_cpu(udev->descriptor.idProduct)) {
 733         case 0x1122:
 734                 switch (st->dvb_usb_lme2510_firmware) {
 735                 default:
 736                 case TUNER_S0194:
 737                         fw_lme = fw_s0194;
 738                         ret = request_firmware(&fw, fw_lme, &udev->dev);
 739                         if (ret == 0) {
 740                                 st->dvb_usb_lme2510_firmware = TUNER_S0194;
 741                                 cold = 0;
 742                                 break;
 743                         }
 744                         /* fall through */
 745                 case TUNER_LG:
 746                         fw_lme = fw_lg;
 747                         ret = request_firmware(&fw, fw_lme, &udev->dev);
 748                         if (ret == 0) {
 749                                 st->dvb_usb_lme2510_firmware = TUNER_LG;
 750                                 break;
 751                         }
 752                         st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
 753                         break;
 754                 }
 755                 break;
 756         case 0x1120:
 757                 switch (st->dvb_usb_lme2510_firmware) {
 758                 default:
 759                 case TUNER_S7395:
 760                         fw_lme = fw_c_s7395;
 761                         ret = request_firmware(&fw, fw_lme, &udev->dev);
 762                         if (ret == 0) {
 763                                 st->dvb_usb_lme2510_firmware = TUNER_S7395;
 764                                 cold = 0;
 765                                 break;
 766                         }
 767                         /* fall through */
 768                 case TUNER_LG:
 769                         fw_lme = fw_c_lg;
 770                         ret = request_firmware(&fw, fw_lme, &udev->dev);
 771                         if (ret == 0) {
 772                                 st->dvb_usb_lme2510_firmware = TUNER_LG;
 773                                 break;
 774                         }
 775                         /* fall through */
 776                 case TUNER_S0194:
 777                         fw_lme = fw_c_s0194;
 778                         ret = request_firmware(&fw, fw_lme, &udev->dev);
 779                         if (ret == 0) {
 780                                 st->dvb_usb_lme2510_firmware = TUNER_S0194;
 781                                 break;
 782                         }
 783                         st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
 784                         cold = 0;
 785                         break;
 786                 }
 787                 break;
 788         case 0x22f0:
 789                 fw_lme = fw_c_rs2000;
 790                 st->dvb_usb_lme2510_firmware = TUNER_RS2000;
 791                 break;
 792         default:
 793                 fw_lme = fw_c_s7395;
 794         }
 795
 796         release_firmware(fw);
 797
 798         if (cold) {
 799                 dvb_usb_lme2510_firmware = st->dvb_usb_lme2510_firmware;
 800                 info("FRM Changing to %s firmware", fw_lme);
 801                 lme_coldreset(d);
 802                 return NULL;
 803         }
 804
 805         return fw_lme;
 806 }
 807
 808 static int lme2510_kill_urb(struct usb_data_stream *stream)
 809 {
 810         int i;
 811
 812         for (i = 0; i < stream->urbs_submitted; i++) {
 813                 deb_info(3, "killing URB no. %d.", i);
 814                 /* stop the URB */
 815                 usb_kill_urb(stream->urb_list[i]);
 816         }
 817         stream->urbs_submitted = 0;
 818
 819         return 0;
 820 }
 821
 822 static struct tda10086_config tda10086_config = {
 823         .demod_address = 0x0e,
 824         .invert = 0,
 825         .diseqc_tone = 1,
 826         .xtal_freq = TDA10086_XTAL_16M,
 827 };
 828
 829 static struct stv0288_config lme_config = {
 830         .demod_address = 0x68,
 831         .min_delay_ms = 15,
 832         .inittab = s7395_inittab,
 833 };
 834
 835 static struct ix2505v_config lme_tuner = {
 836         .tuner_address = 0x60,
 837         .min_delay_ms = 100,
 838         .tuner_gain = 0x0,
 839         .tuner_chargepump = 0x3,
 840 };
 841
 842 static struct stv0299_config sharp_z0194_config = {
 843         .demod_address = 0x68,
 844         .inittab = sharp_z0194a_inittab,
 845         .mclk = 88000000UL,
 846         .invert = 0,
 847         .skip_reinit = 0,
 848         .lock_output = STV0299_LOCKOUTPUT_1,
 849         .volt13_op0_op1 = STV0299_VOLT13_OP1,
 850         .min_delay_ms = 100,
 851         .set_symbol_rate = sharp_z0194a_set_symbol_rate,
 852 };
 853
 854 static struct m88rs2000_config m88rs2000_config = {
 855         .demod_addr = 0x68
 856 };
 857
 858 static struct ts2020_config ts2020_config = {
 859         .tuner_address = 0x60,
 860         .clk_out_div = 7,
 861         .dont_poll = true
 862 };
 863
 864 static int dm04_lme2510_set_voltage(struct dvb_frontend *fe,
 865                                     enum fe_sec_voltage voltage)
 866 {
 867         struct dvb_usb_device *d = fe_to_d(fe);
 868         struct lme2510_state *st = fe_to_priv(fe);
 869         static u8 voltage_low[] = LME_VOLTAGE_L;
 870         static u8 voltage_high[] = LME_VOLTAGE_H;
 871         static u8 rbuf[1];
 872         int ret = 0, len = 3, rlen = 1;
 873
 874         mutex_lock(&d->i2c_mutex);
 875
 876         switch (voltage) {
 877         case SEC_VOLTAGE_18:
 878                 ret |= lme2510_usb_talk(d,
 879                         voltage_high, len, rbuf, rlen);
 880                 break;
 881
 882         case SEC_VOLTAGE_OFF:
 883         case SEC_VOLTAGE_13:
 884         default:
 885                 ret |= lme2510_usb_talk(d,
 886                                 voltage_low, len, rbuf, rlen);
 887                 break;
 888         }
 889
 890         mutex_unlock(&d->i2c_mutex);
 891
 892         if (st->tuner_config == TUNER_RS2000)
 893                 if (st->fe_set_voltage)
 894                         st->fe_set_voltage(fe, voltage);
 895
 896
 897         return (ret < 0) ? -ENODEV : 0;
 898 }
 899
 900 static int dm04_read_status(struct dvb_frontend *fe, enum fe_status *status)
 901 {
 902         struct dvb_usb_device *d = fe_to_d(fe);
 903         struct lme2510_state *st = d->priv;
 904         int ret = 0;
 905
 906         if (st->i2c_talk_onoff) {
 907                 if (st->fe_read_status) {
 908                         ret = st->fe_read_status(fe, status);
 909                         if (ret < 0)
 910                                 return ret;
 911                 }
 912
 913                 st->lock_status = *status;
 914
 915                 if (*status & FE_HAS_LOCK && st->stream_on) {
 916                         mutex_lock(&d->i2c_mutex);
 917
 918                         st->i2c_talk_onoff = 0;
 919                         ret = lme2510_stream_restart(d);
 920
 921                         mutex_unlock(&d->i2c_mutex);
 922                 }
 923
 924                 return ret;
 925         }
 926
 927         /* Timeout of interrupt reached on RS2000 */
 928         if (st->tuner_config == TUNER_RS2000 &&
 929             time_after(jiffies, st->int_urb_due))
 930                 st->lock_status &= ~FE_HAS_LOCK;
 931
 932         *status = st->lock_status;
 933
 934         if (!(*status & FE_HAS_LOCK)) {
 935                 struct dvb_usb_adapter *adap = fe_to_adap(fe);
 936
 937                 st->i2c_talk_onoff = 1;
 938
 939                 lme2510_update_stats(adap);
 940         }
 941
 942         return ret;
 943 }
 944
 945 static int dm04_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
 946 {
 947         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 948         struct lme2510_state *st = fe_to_priv(fe);
 949
 950         if (st->fe_read_signal_strength && !st->stream_on)
 951                 return st->fe_read_signal_strength(fe, strength);
 952
 953         if (c->strength.stat[0].scale == FE_SCALE_RELATIVE)
 954                 *strength = (u16)c->strength.stat[0].uvalue;
 955         else
 956                 *strength = 0;
 957
 958         return 0;
 959 }
 960
 961 static int dm04_read_snr(struct dvb_frontend *fe, u16 *snr)
 962 {
 963         struct dtv_frontend_properties *c = &fe->dtv_property_cache;
 964         struct lme2510_state *st = fe_to_priv(fe);
 965
 966         if (st->fe_read_snr && !st->stream_on)
 967                 return st->fe_read_snr(fe, snr);
 968
 969         if (c->cnr.stat[0].scale == FE_SCALE_RELATIVE)
 970                 *snr = (u16)c->cnr.stat[0].uvalue;
 971         else
 972                 *snr = 0;
 973
 974         return 0;
 975 }
 976
 977 static int dm04_read_ber(struct dvb_frontend *fe, u32 *ber)
 978 {
 979         struct lme2510_state *st = fe_to_priv(fe);
 980
 981         if (st->fe_read_ber && !st->stream_on)
 982                 return st->fe_read_ber(fe, ber);
 983
 984         *ber = 0;
 985
 986         return 0;
 987 }
 988
 989 static int dm04_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
 990 {
 991         struct lme2510_state *st = fe_to_priv(fe);
 992
 993         if (st->fe_read_ucblocks && !st->stream_on)
 994                 return st->fe_read_ucblocks(fe, ucblocks);
 995
 996         *ucblocks = 0;
 997
 998         return 0;
 999 }
1000
1001 static int lme_name(struct dvb_usb_adapter *adap)
1002 {
1003         struct dvb_usb_device *d = adap_to_d(adap);
1004         struct lme2510_state *st = adap_to_priv(adap);
1005         const char *desc = d->name;
1006         char *fe_name[] = {"", " LG TDQY-P001F", " SHARP:BS2F7HZ7395",
1007                                 " SHARP:BS2F7HZ0194", " RS2000"};
1008         char *name = adap->fe[0]->ops.info.name;
1009
1010         strlcpy(name, desc, 128);
1011         strlcat(name, fe_name[st->tuner_config], 128);
1012
1013         return 0;
1014 }
1015
1016 static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap)
1017 {
1018         struct dvb_usb_device *d = adap_to_d(adap);
1019         struct lme2510_state *st = d->priv;
1020         int ret = 0;
1021
1022         st->i2c_talk_onoff = 1;
1023         switch (le16_to_cpu(d->udev->descriptor.idProduct)) {
1024         case 0x1122:
1025         case 0x1120:
1026                 st->i2c_gate = 4;
1027                 adap->fe[0] = dvb_attach(tda10086_attach,
1028                         &tda10086_config, &d->i2c_adap);
1029                 if (adap->fe[0]) {
1030                         info("TUN Found Frontend TDA10086");
1031                         st->i2c_tuner_gate_w = 4;
1032                         st->i2c_tuner_gate_r = 4;
1033                         st->i2c_tuner_addr = 0x60;
1034                         st->tuner_config = TUNER_LG;
1035                         if (st->dvb_usb_lme2510_firmware != TUNER_LG) {
1036                                 st->dvb_usb_lme2510_firmware = TUNER_LG;
1037                                 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1038                         }
1039                         break;
1040                 }
1041
1042                 st->i2c_gate = 4;
1043                 adap->fe[0] = dvb_attach(stv0299_attach,
1044                                 &sharp_z0194_config, &d->i2c_adap);
1045                 if (adap->fe[0]) {
1046                         info("FE Found Stv0299");
1047                         st->i2c_tuner_gate_w = 4;
1048                         st->i2c_tuner_gate_r = 5;
1049                         st->i2c_tuner_addr = 0x60;
1050                         st->tuner_config = TUNER_S0194;
1051                         if (st->dvb_usb_lme2510_firmware != TUNER_S0194) {
1052                                 st->dvb_usb_lme2510_firmware = TUNER_S0194;
1053                                 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1054                         }
1055                         break;
1056                 }
1057
1058                 st->i2c_gate = 5;
1059                 adap->fe[0] = dvb_attach(stv0288_attach, &lme_config,
1060                         &d->i2c_adap);
1061
1062                 if (adap->fe[0]) {
1063                         info("FE Found Stv0288");
1064                         st->i2c_tuner_gate_w = 4;
1065                         st->i2c_tuner_gate_r = 5;
1066                         st->i2c_tuner_addr = 0x60;
1067                         st->tuner_config = TUNER_S7395;
1068                         if (st->dvb_usb_lme2510_firmware != TUNER_S7395) {
1069                                 st->dvb_usb_lme2510_firmware = TUNER_S7395;
1070                                 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
1071                         }
1072                         break;
1073                 }
1074         case 0x22f0:
1075                 st->i2c_gate = 5;
1076                 adap->fe[0] = dvb_attach(m88rs2000_attach,
1077                         &m88rs2000_config, &d->i2c_adap);
1078
1079                 if (adap->fe[0]) {
1080                         info("FE Found M88RS2000");
1081                         dvb_attach(ts2020_attach, adap->fe[0], &ts2020_config,
1082                                         &d->i2c_adap);
1083                         st->i2c_tuner_gate_w = 5;
1084                         st->i2c_tuner_gate_r = 5;
1085                         st->i2c_tuner_addr = 0x60;
1086                         st->tuner_config = TUNER_RS2000;
1087                         st->fe_set_voltage =
1088                                 adap->fe[0]->ops.set_voltage;
1089                 }
1090                 break;
1091         }
1092
1093         if (adap->fe[0] == NULL) {
1094                 info("DM04/QQBOX Not Powered up or not Supported");
1095                 return -ENODEV;
1096         }
1097
1098         if (ret) {
1099                 if (adap->fe[0]) {
1100                         dvb_frontend_detach(adap->fe[0]);
1101                         adap->fe[0] = NULL;
1102                 }
1103                 d->rc_map = NULL;
1104                 return -ENODEV;
1105         }
1106
1107         st->fe_read_status = adap->fe[0]->ops.read_status;
1108         st->fe_read_signal_strength = adap->fe[0]->ops.read_signal_strength;
1109         st->fe_read_snr = adap->fe[0]->ops.read_snr;
1110         st->fe_read_ber = adap->fe[0]->ops.read_ber;
1111         st->fe_read_ucblocks = adap->fe[0]->ops.read_ucblocks;
1112
1113         adap->fe[0]->ops.read_status = dm04_read_status;
1114         adap->fe[0]->ops.read_signal_strength = dm04_read_signal_strength;
1115         adap->fe[0]->ops.read_snr = dm04_read_snr;
1116         adap->fe[0]->ops.read_ber = dm04_read_ber;
1117         adap->fe[0]->ops.read_ucblocks = dm04_read_ucblocks;
1118         adap->fe[0]->ops.set_voltage = dm04_lme2510_set_voltage;
1119
1120         ret = lme_name(adap);
1121         return ret;
1122 }
1123
1124 static int dm04_lme2510_tuner(struct dvb_usb_adapter *adap)
1125 {
1126         struct dvb_usb_device *d = adap_to_d(adap);
1127         struct lme2510_state *st = adap_to_priv(adap);
1128         char *tun_msg[] = {"", "TDA8263", "IX2505V", "DVB_PLL_OPERA", "RS2000"};
1129         int ret = 0;
1130
1131         switch (st->tuner_config) {
1132         case TUNER_LG:
1133                 if (dvb_attach(tda826x_attach, adap->fe[0], 0x60,
1134                         &d->i2c_adap, 1))
1135                         ret = st->tuner_config;
1136                 break;
1137         case TUNER_S7395:
1138                 if (dvb_attach(ix2505v_attach , adap->fe[0], &lme_tuner,
1139                         &d->i2c_adap))
1140                         ret = st->tuner_config;
1141                 break;
1142         case TUNER_S0194:
1143                 if (dvb_attach(dvb_pll_attach , adap->fe[0], 0x60,
1144                         &d->i2c_adap, DVB_PLL_OPERA1))
1145                         ret = st->tuner_config;
1146                 break;
1147         case TUNER_RS2000:
1148                 ret = st->tuner_config;
1149                 break;
1150         default:
1151                 break;
1152         }
1153
1154         if (ret)
1155                 info("TUN Found %s tuner", tun_msg[ret]);
1156         else {
1157                 info("TUN No tuner found --- resetting device");
1158                 lme_coldreset(d);
1159                 return -ENODEV;
1160         }
1161
1162         /* Start the Interrupt*/
1163         ret = lme2510_int_read(adap);
1164         if (ret < 0) {
1165                 info("INT Unable to start Interrupt Service");
1166                 return -ENODEV;
1167         }
1168
1169         return ret;
1170 }
1171
1172 static int lme2510_powerup(struct dvb_usb_device *d, int onoff)
1173 {
1174         struct lme2510_state *st = d->priv;
1175         static u8 lnb_on[] = LNB_ON;
1176         static u8 lnb_off[] = LNB_OFF;
1177         static u8 rbuf[1];
1178         int ret = 0, len = 3, rlen = 1;
1179
1180         mutex_lock(&d->i2c_mutex);
1181
1182         if (onoff)
1183                 ret = lme2510_usb_talk(d, lnb_on, len, rbuf, rlen);
1184         else
1185                 ret = lme2510_usb_talk(d, lnb_off, len, rbuf, rlen);
1186
1187         st->i2c_talk_onoff = 1;
1188
1189         mutex_unlock(&d->i2c_mutex);
1190
1191         return ret;
1192 }
1193
1194 static int lme2510_get_adapter_count(struct dvb_usb_device *d)
1195 {
1196         return 1;
1197 }
1198
1199 static int lme2510_identify_state(struct dvb_usb_device *d, const char **name)
1200 {
1201         struct lme2510_state *st = d->priv;
1202
1203         usb_reset_configuration(d->udev);
1204
1205         usb_set_interface(d->udev,
1206                 d->props->bInterfaceNumber, 1);
1207
1208         st->dvb_usb_lme2510_firmware = dvb_usb_lme2510_firmware;
1209
1210         if (lme2510_return_status(d) == 0x44) {
1211                 *name = lme_firmware_switch(d, 0);
1212                 return COLD;
1213         }
1214
1215         return 0;
1216 }
1217
1218 static int lme2510_get_stream_config(struct dvb_frontend *fe, u8 *ts_type,
1219                 struct usb_data_stream_properties *stream)
1220 {
1221         struct dvb_usb_adapter *adap = fe_to_adap(fe);
1222         struct dvb_usb_device *d;
1223
1224         if (adap == NULL)
1225                 return 0;
1226
1227         d = adap_to_d(adap);
1228
1229         /* Turn PID filter on the fly by module option */
1230         if (pid_filter == 2) {
1231                 adap->pid_filtering  = true;
1232                 adap->max_feed_count = 15;
1233         }
1234
1235         if (!(le16_to_cpu(d->udev->descriptor.idProduct)
1236                 == 0x1122))
1237                 stream->endpoint = 0x8;
1238
1239         return 0;
1240 }
1241
1242 static int lme2510_get_rc_config(struct dvb_usb_device *d,
1243         struct dvb_usb_rc *rc)
1244 {
1245         rc->allowed_protos = RC_BIT_NEC;
1246         return 0;
1247 }
1248
1249 static void *lme2510_exit_int(struct dvb_usb_device *d)
1250 {
1251         struct lme2510_state *st = d->priv;
1252         struct dvb_usb_adapter *adap = &d->adapter[0];
1253         void *buffer = NULL;
1254
1255         if (adap != NULL) {
1256                 lme2510_kill_urb(&adap->stream);
1257         }
1258
1259         if (st->usb_buffer != NULL) {
1260                 st->i2c_talk_onoff = 1;
1261                 st->signal_level = 0;
1262                 st->signal_sn = 0;
1263                 buffer = st->usb_buffer;
1264         }
1265
1266         if (st->lme_urb != NULL) {
1267                 usb_kill_urb(st->lme_urb);
1268                 usb_free_coherent(d->udev, 128, st->buffer,
1269                                   st->lme_urb->transfer_dma);
1270                 info("Interrupt Service Stopped");
1271         }
1272
1273         return buffer;
1274 }
1275
1276 static void lme2510_exit(struct dvb_usb_device *d)
1277 {
1278         void *usb_buffer;
1279
1280         if (d != NULL) {
1281                 usb_buffer = lme2510_exit_int(d);
1282                 kfree(usb_buffer);
1283         }
1284 }
1285
1286 static struct dvb_usb_device_properties lme2510_props = {
1287         .driver_name = KBUILD_MODNAME,
1288         .owner = THIS_MODULE,
1289         .bInterfaceNumber = 0,
1290         .adapter_nr = adapter_nr,
1291         .size_of_priv = sizeof(struct lme2510_state),
1292
1293         .download_firmware = lme2510_download_firmware,
1294
1295         .power_ctrl       = lme2510_powerup,
1296         .identify_state   = lme2510_identify_state,
1297         .i2c_algo         = &lme2510_i2c_algo,
1298
1299         .frontend_attach  = dm04_lme2510_frontend_attach,
1300         .tuner_attach = dm04_lme2510_tuner,
1301         .get_stream_config = lme2510_get_stream_config,
1302         .get_adapter_count = lme2510_get_adapter_count,
1303         .streaming_ctrl   = lme2510_streaming_ctrl,
1304
1305         .get_rc_config = lme2510_get_rc_config,
1306
1307         .exit = lme2510_exit,
1308         .adapter = {
1309                 {
1310                         .caps = DVB_USB_ADAP_HAS_PID_FILTER|
1311                                 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1312                         .pid_filter_count = 15,
1313                         .pid_filter = lme2510_pid_filter,
1314                         .pid_filter_ctrl  = lme2510_pid_filter_ctrl,
1315                         .stream =
1316                         DVB_USB_STREAM_BULK(0x86, 10, 4096),
1317                 },
1318                 {
1319                 }
1320         },
1321 };
1322
1323 static const struct usb_device_id lme2510_id_table[] = {
1324         {       DVB_USB_DEVICE(0x3344, 0x1122, &lme2510_props,
1325                 "DM04_LME2510_DVB-S", RC_MAP_LME2510)   },
1326         {       DVB_USB_DEVICE(0x3344, 0x1120, &lme2510_props,
1327                 "DM04_LME2510C_DVB-S", RC_MAP_LME2510)  },
1328         {       DVB_USB_DEVICE(0x3344, 0x22f0, &lme2510_props,
1329                 "DM04_LME2510C_DVB-S RS2000", RC_MAP_LME2510)   },
1330         {}              /* Terminating entry */
1331 };
1332
1333 MODULE_DEVICE_TABLE(usb, lme2510_id_table);
1334
1335 static struct usb_driver lme2510_driver = {
1336         .name           = KBUILD_MODNAME,
1337         .probe          = dvb_usbv2_probe,
1338         .disconnect     = dvb_usbv2_disconnect,
1339         .id_table       = lme2510_id_table,
1340         .no_dynamic_id = 1,
1341         .soft_unbind = 1,
1342 };
1343
1344 module_usb_driver(lme2510_driver);
1345
1346 MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");
1347 MODULE_DESCRIPTION("LME2510(C) DVB-S USB2.0");
1348 MODULE_VERSION("2.07");
1349 MODULE_LICENSE("GPL");
1350 MODULE_FIRMWARE(LME2510_C_S7395);
1351 MODULE_FIRMWARE(LME2510_C_LG);
1352 MODULE_FIRMWARE(LME2510_C_S0194);
1353 MODULE_FIRMWARE(LME2510_C_RS2000);
1354 MODULE_FIRMWARE(LME2510_LG);
1355 MODULE_FIRMWARE(LME2510_S0194);
1356