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