1// SPDX-License-Identifier: GPL-2.0-only 2/* DVB USB compliant linux driver for 3 * 4 * DM04/QQBOX DVB-S USB BOX LME2510C + SHARP:BS2F7HZ7395 5 * LME2510C + LG TDQY-P001F 6 * LME2510C + BS2F7HZ0194 7 * LME2510 + LG TDQY-P001F 8 * LME2510 + BS2F7HZ0194 9 * 10 * MVB7395 (LME2510C+SHARP:BS2F7HZ7395) 11 * SHARP:BS2F7HZ7395 = (STV0288+Sharp IX2505V) 12 * 13 * MV001F (LME2510+LGTDQY-P001F) 14 * LG TDQY - P001F =(TDA8263 + TDA10086H) 15 * 16 * MVB0001F (LME2510C+LGTDQT-P001F) 17 * 18 * MV0194 (LME2510+SHARP:BS2F7HZ0194) 19 * SHARP:BS2F7HZ0194 = (STV0299+IX2410) 20 * 21 * MVB0194 (LME2510C+SHARP0194) 22 * 23 * LME2510C + M88RS2000 24 * 25 * For firmware see Documentation/admin-guide/media/lmedm04.rst 26 * 27 * I2C addresses: 28 * 0xd0 - STV0288 - Demodulator 29 * 0xc0 - Sharp IX2505V - Tuner 30 * -- 31 * 0x1c - TDA10086 - Demodulator 32 * 0xc0 - TDA8263 - Tuner 33 * -- 34 * 0xd0 - STV0299 - Demodulator 35 * 0xc0 - IX2410 - Tuner 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 * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information 43 * 44 * Known Issues : 45 * LME2510: Non Intel USB chipsets fail to maintain High Speed on 46 * Boot or Hot Plug. 47 * 48 * QQbox suffers from noise on LNB voltage. 49 * 50 * LME2510: SHARP:BS2F7HZ0194(MV0194) cannot cold reset and share system 51 * with other tuners. After a cold reset streaming will not start. 52 * 53 * M88RS2000 suffers from loss of lock. 54 */ 55#define DVB_USB_LOG_PREFIX "LME2510(C)" 56#include <linux/usb.h> 57#include <linux/usb/input.h> 58#include <media/rc-core.h> 59 60#include "dvb_usb.h" 61#include "lmedm04.h" 62#include "tda826x.h" 63#include "tda10086.h" 64#include "stv0288.h" 65#include "ix2505v.h" 66#include "stv0299.h" 67#include "dvb-pll.h" 68#include "z0194a.h" 69#include "m88rs2000.h" 70#include "ts2020.h" 71 72 73#define LME2510_C_S7395 "dvb-usb-lme2510c-s7395.fw"; 74#define LME2510_C_LG "dvb-usb-lme2510c-lg.fw"; 75#define LME2510_C_S0194 "dvb-usb-lme2510c-s0194.fw"; 76#define LME2510_C_RS2000 "dvb-usb-lme2510c-rs2000.fw"; 77#define LME2510_LG "dvb-usb-lme2510-lg.fw"; 78#define LME2510_S0194 "dvb-usb-lme2510-s0194.fw"; 79 80/* debug */ 81static int dvb_usb_lme2510_debug; 82#define lme_debug(var, level, args...) do { \ 83 if ((var >= level)) \ 84 pr_debug(DVB_USB_LOG_PREFIX": " args); \ 85} while (0) 86#define deb_info(level, args...) lme_debug(dvb_usb_lme2510_debug, level, args) 87#define debug_data_snipet(level, name, p) \ 88 deb_info(level, name" (%8phN)", p); 89#define info(args...) pr_info(DVB_USB_LOG_PREFIX": "args) 90 91module_param_named(debug, dvb_usb_lme2510_debug, int, 0644); 92MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able))."); 93 94static int dvb_usb_lme2510_firmware; 95module_param_named(firmware, dvb_usb_lme2510_firmware, int, 0644); 96MODULE_PARM_DESC(firmware, "set default firmware 0=Sharp7395 1=LG"); 97 98static int pid_filter; 99module_param_named(pid, pid_filter, int, 0644); 100MODULE_PARM_DESC(pid, "set default 0=default 1=off 2=on"); 101 102 103DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 104 105#define TUNER_DEFAULT 0x0 106#define TUNER_LG 0x1 107#define TUNER_S7395 0x2 108#define TUNER_S0194 0x3 109#define TUNER_RS2000 0x4 110 111struct lme2510_state { 112 unsigned long int_urb_due; 113 enum fe_status lock_status; 114 u8 id; 115 u8 tuner_config; 116 u8 signal_level; 117 u8 signal_sn; 118 u8 time_key; 119 u8 i2c_talk_onoff; 120 u8 i2c_gate; 121 u8 i2c_tuner_gate_w; 122 u8 i2c_tuner_gate_r; 123 u8 i2c_tuner_addr; 124 u8 stream_on; 125 u8 pid_size; 126 u8 pid_off; 127 u8 int_buffer[128]; 128 struct urb *lme_urb; 129 u8 usb_buffer[64]; 130 /* Frontend original calls */ 131 int (*fe_read_status)(struct dvb_frontend *, enum fe_status *); 132 int (*fe_read_signal_strength)(struct dvb_frontend *, u16 *); 133 int (*fe_read_snr)(struct dvb_frontend *, u16 *); 134 int (*fe_read_ber)(struct dvb_frontend *, u32 *); 135 int (*fe_read_ucblocks)(struct dvb_frontend *, u32 *); 136 int (*fe_set_voltage)(struct dvb_frontend *, enum fe_sec_voltage); 137 u8 dvb_usb_lme2510_firmware; 138}; 139 140static int lme2510_usb_talk(struct dvb_usb_device *d, 141 u8 *wbuf, int wlen, u8 *rbuf, int rlen) 142{ 143 struct lme2510_state *st = d->priv; 144 int ret = 0; 145 146 if (max(wlen, rlen) > sizeof(st->usb_buffer)) 147 return -EINVAL; 148 149 ret = mutex_lock_interruptible(&d->usb_mutex); 150 if (ret < 0) 151 return -EAGAIN; 152 153 memcpy(st->usb_buffer, wbuf, wlen); 154 155 ret = dvb_usbv2_generic_rw_locked(d, st->usb_buffer, wlen, 156 st->usb_buffer, rlen); 157 158 if (rlen) 159 memcpy(rbuf, st->usb_buffer, rlen); 160 161 mutex_unlock(&d->usb_mutex); 162 163 return ret; 164} 165 166static int lme2510_stream_restart(struct dvb_usb_device *d) 167{ 168 struct lme2510_state *st = d->priv; 169 u8 all_pids[] = LME_ALL_PIDS; 170 u8 stream_on[] = LME_ST_ON_W; 171 u8 rbuff[1]; 172 if (st->pid_off) 173 lme2510_usb_talk(d, all_pids, sizeof(all_pids), 174 rbuff, sizeof(rbuff)); 175 /*Restart Stream Command*/ 176 return lme2510_usb_talk(d, stream_on, sizeof(stream_on), 177 rbuff, sizeof(rbuff)); 178} 179 180static int lme2510_enable_pid(struct dvb_usb_device *d, u8 index, u16 pid_out) 181{ 182 struct lme2510_state *st = d->priv; 183 static u8 pid_buff[] = LME_ZERO_PID; 184 static u8 rbuf[1]; 185 u8 pid_no = index * 2; 186 u8 pid_len = pid_no + 2; 187 int ret = 0; 188 deb_info(1, "PID Setting Pid %04x", pid_out); 189 190 if (st->pid_size == 0) 191 ret |= lme2510_stream_restart(d); 192 193 pid_buff[2] = pid_no; 194 pid_buff[3] = (u8)pid_out & 0xff; 195 pid_buff[4] = pid_no + 1; 196 pid_buff[5] = (u8)(pid_out >> 8); 197 198 if (pid_len > st->pid_size) 199 st->pid_size = pid_len; 200 pid_buff[7] = 0x80 + st->pid_size; 201 202 ret |= lme2510_usb_talk(d, pid_buff , 203 sizeof(pid_buff) , rbuf, sizeof(rbuf)); 204 205 if (st->stream_on) 206 ret |= lme2510_stream_restart(d); 207 208 return ret; 209} 210 211/* Convert range from 0x00-0xff to 0x0000-0xffff */ 212#define reg_to_16bits(x) ((x) | ((x) << 8)) 213 214static void lme2510_update_stats(struct dvb_usb_adapter *adap) 215{ 216 struct lme2510_state *st = adap_to_priv(adap); 217 struct dvb_frontend *fe = adap->fe[0]; 218 struct dtv_frontend_properties *c; 219 u32 s_tmp = 0, c_tmp = 0; 220 221 if (!fe) 222 return; 223 224 c = &fe->dtv_property_cache; 225 226 c->block_count.len = 1; 227 c->block_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 228 c->block_error.len = 1; 229 c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 230 c->post_bit_count.len = 1; 231 c->post_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 232 c->post_bit_error.len = 1; 233 c->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 234 235 if (st->i2c_talk_onoff) { 236 c->strength.len = 1; 237 c->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 238 c->cnr.len = 1; 239 c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 240 return; 241 } 242 243 switch (st->tuner_config) { 244 case TUNER_LG: 245 s_tmp = reg_to_16bits(0xff - st->signal_level); 246 c_tmp = reg_to_16bits(0xff - st->signal_sn); 247 break; 248 case TUNER_S7395: 249 case TUNER_S0194: 250 s_tmp = 0xffff - (((st->signal_level * 2) << 8) * 5 / 4); 251 c_tmp = reg_to_16bits((0xff - st->signal_sn - 0xa1) * 3); 252 break; 253 case TUNER_RS2000: 254 s_tmp = reg_to_16bits(st->signal_level); 255 c_tmp = reg_to_16bits(st->signal_sn); 256 } 257 258 c->strength.len = 1; 259 c->strength.stat[0].scale = FE_SCALE_RELATIVE; 260 c->strength.stat[0].uvalue = (u64)s_tmp; 261 262 c->cnr.len = 1; 263 c->cnr.stat[0].scale = FE_SCALE_RELATIVE; 264 c->cnr.stat[0].uvalue = (u64)c_tmp; 265} 266 267static void lme2510_int_response(struct urb *lme_urb) 268{ 269 struct dvb_usb_adapter *adap = lme_urb->context; 270 struct lme2510_state *st = adap_to_priv(adap); 271 u8 *ibuf, *rbuf; 272 int i = 0, offset; 273 u32 key; 274 u8 signal_lock = 0; 275 276 switch (lme_urb->status) { 277 case 0: 278 case -ETIMEDOUT: 279 break; 280 case -ECONNRESET: 281 case -ENOENT: 282 case -ESHUTDOWN: 283 return; 284 default: 285 info("Error %x", lme_urb->status); 286 break; 287 } 288 289 rbuf = (u8 *) lme_urb->transfer_buffer; 290 291 offset = ((lme_urb->actual_length/8) > 4) 292 ? 4 : (lme_urb->actual_length/8) ; 293 294 for (i = 0; i < offset; ++i) { 295 ibuf = (u8 *)&rbuf[i*8]; 296 deb_info(5, "INT O/S C =%02x C/O=%02x Type =%02x%02x", 297 offset, i, ibuf[0], ibuf[1]); 298 299 switch (ibuf[0]) { 300 case 0xaa: 301 debug_data_snipet(1, "INT Remote data snippet", ibuf); 302 if (!adap_to_d(adap)->rc_dev) 303 break; 304 305 key = RC_SCANCODE_NEC32(ibuf[2] << 24 | 306 ibuf[3] << 16 | 307 ibuf[4] << 8 | 308 ibuf[5]); 309 310 deb_info(1, "INT Key = 0x%08x", key); 311 rc_keydown(adap_to_d(adap)->rc_dev, RC_PROTO_NEC32, key, 312 0); 313 break; 314 case 0xbb: 315 switch (st->tuner_config) { 316 case TUNER_LG: 317 signal_lock = ibuf[2] & BIT(5); 318 st->signal_level = ibuf[4]; 319 st->signal_sn = ibuf[3]; 320 st->time_key = ibuf[7]; 321 break; 322 case TUNER_S7395: 323 case TUNER_S0194: 324 /* Tweak for earlier firmware*/ 325 if (ibuf[1] == 0x03) { 326 signal_lock = ibuf[2] & BIT(4); 327 st->signal_level = ibuf[3]; 328 st->signal_sn = ibuf[4]; 329 } else { 330 st->signal_level = ibuf[4]; 331 st->signal_sn = ibuf[5]; 332 } 333 break; 334 case TUNER_RS2000: 335 signal_lock = ibuf[2] & 0xee; 336 st->signal_level = ibuf[5]; 337 st->signal_sn = ibuf[4]; 338 st->time_key = ibuf[7]; 339 break; 340 default: 341 break; 342 } 343 344 /* Interrupt will also throw just BIT 0 as lock */ 345 signal_lock |= ibuf[2] & BIT(0); 346 347 if (!signal_lock) 348 st->lock_status &= ~FE_HAS_LOCK; 349 350 lme2510_update_stats(adap); 351 352 debug_data_snipet(5, "INT Remote data snippet in", ibuf); 353 break; 354 case 0xcc: 355 debug_data_snipet(1, "INT Control data snippet", ibuf); 356 break; 357 default: 358 debug_data_snipet(1, "INT Unknown data snippet", ibuf); 359 break; 360 } 361 } 362 363 usb_submit_urb(lme_urb, GFP_ATOMIC); 364 365 /* Interrupt urb is due every 48 msecs while streaming the buffer 366 * stores up to 4 periods if missed. Allow 200 msec for next interrupt. 367 */ 368 st->int_urb_due = jiffies + msecs_to_jiffies(200); 369} 370 371static int lme2510_int_read(struct dvb_usb_adapter *adap) 372{ 373 struct dvb_usb_device *d = adap_to_d(adap); 374 struct lme2510_state *lme_int = adap_to_priv(adap); 375 struct usb_host_endpoint *ep; 376 377 lme_int->lme_urb = usb_alloc_urb(0, GFP_KERNEL); 378 379 if (lme_int->lme_urb == NULL) 380 return -ENOMEM; 381 382 usb_fill_int_urb(lme_int->lme_urb, 383 d->udev, 384 usb_rcvintpipe(d->udev, 0xa), 385 lme_int->int_buffer, 386 sizeof(lme_int->int_buffer), 387 lme2510_int_response, 388 adap, 389 8); 390 391 /* Quirk of pipe reporting PIPE_BULK but behaves as interrupt */ 392 ep = usb_pipe_endpoint(d->udev, lme_int->lme_urb->pipe); 393 394 if (usb_endpoint_type(&ep->desc) == USB_ENDPOINT_XFER_BULK) 395 lme_int->lme_urb->pipe = usb_rcvbulkpipe(d->udev, 0xa); 396 397 usb_submit_urb(lme_int->lme_urb, GFP_KERNEL); 398 info("INT Interrupt Service Started"); 399 400 return 0; 401} 402 403static int lme2510_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff) 404{ 405 struct dvb_usb_device *d = adap_to_d(adap); 406 struct lme2510_state *st = adap_to_priv(adap); 407 static u8 clear_pid_reg[] = LME_ALL_PIDS; 408 static u8 rbuf[1]; 409 int ret = 0; 410 411 deb_info(1, "PID Clearing Filter"); 412 413 mutex_lock(&d->i2c_mutex); 414 415 if (!onoff) { 416 ret |= lme2510_usb_talk(d, clear_pid_reg, 417 sizeof(clear_pid_reg), rbuf, sizeof(rbuf)); 418 st->pid_off = true; 419 } else 420 st->pid_off = false; 421 422 st->pid_size = 0; 423 424 mutex_unlock(&d->i2c_mutex); 425 426 if (ret) 427 return -EREMOTEIO; 428 429 return 0; 430} 431 432static int lme2510_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid, 433 int onoff) 434{ 435 struct dvb_usb_device *d = adap_to_d(adap); 436 int ret = 0; 437 438 deb_info(3, "%s PID=%04x Index=%04x onoff=%02x", __func__, 439 pid, index, onoff); 440 441 if (onoff) { 442 mutex_lock(&d->i2c_mutex); 443 ret |= lme2510_enable_pid(d, index, pid); 444 mutex_unlock(&d->i2c_mutex); 445 } 446 447 448 return ret; 449} 450 451 452static int lme2510_return_status(struct dvb_usb_device *d) 453{ 454 int ret; 455 u8 *data; 456 457 data = kzalloc(6, GFP_KERNEL); 458 if (!data) 459 return -ENOMEM; 460 461 ret = usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0), 462 0x06, 0x80, 0x0302, 0x00, 463 data, 0x6, 200); 464 if (ret != 6) 465 ret = -EINVAL; 466 else 467 ret = data[2]; 468 469 info("Firmware Status: %6ph", data); 470 471 kfree(data); 472 return ret; 473} 474 475static int lme2510_msg(struct dvb_usb_device *d, 476 u8 *wbuf, int wlen, u8 *rbuf, int rlen) 477{ 478 struct lme2510_state *st = d->priv; 479 480 st->i2c_talk_onoff = 1; 481 482 return lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen); 483} 484 485static int lme2510_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], 486 int num) 487{ 488 struct dvb_usb_device *d = i2c_get_adapdata(adap); 489 struct lme2510_state *st = d->priv; 490 static u8 obuf[64], ibuf[64]; 491 int i, read, read_o; 492 u16 len; 493 u8 gate; 494 495 mutex_lock(&d->i2c_mutex); 496 497 for (i = 0; i < num; i++) { 498 read_o = msg[i].flags & I2C_M_RD; 499 read = i + 1 < num && msg[i + 1].flags & I2C_M_RD; 500 read |= read_o; 501 gate = (msg[i].addr == st->i2c_tuner_addr) 502 ? (read) ? st->i2c_tuner_gate_r 503 : st->i2c_tuner_gate_w 504 : st->i2c_gate; 505 obuf[0] = gate | (read << 7); 506 507 if (gate == 5) 508 obuf[1] = (read) ? 2 : msg[i].len + 1; 509 else 510 obuf[1] = msg[i].len + read + 1; 511 512 obuf[2] = msg[i].addr << 1; 513 514 if (read) { 515 if (read_o) 516 len = 3; 517 else { 518 memcpy(&obuf[3], msg[i].buf, msg[i].len); 519 obuf[msg[i].len+3] = msg[i+1].len; 520 len = msg[i].len+4; 521 } 522 } else { 523 memcpy(&obuf[3], msg[i].buf, msg[i].len); 524 len = msg[i].len+3; 525 } 526 527 if (lme2510_msg(d, obuf, len, ibuf, 64) < 0) { 528 deb_info(1, "i2c transfer failed."); 529 mutex_unlock(&d->i2c_mutex); 530 return -EAGAIN; 531 } 532 533 if (read) { 534 if (read_o) 535 memcpy(msg[i].buf, &ibuf[1], msg[i].len); 536 else { 537 memcpy(msg[i+1].buf, &ibuf[1], msg[i+1].len); 538 i++; 539 } 540 } 541 } 542 543 mutex_unlock(&d->i2c_mutex); 544 return i; 545} 546 547static u32 lme2510_i2c_func(struct i2c_adapter *adapter) 548{ 549 return I2C_FUNC_I2C; 550} 551 552static struct i2c_algorithm lme2510_i2c_algo = { 553 .master_xfer = lme2510_i2c_xfer, 554 .functionality = lme2510_i2c_func, 555}; 556 557static int lme2510_streaming_ctrl(struct dvb_frontend *fe, int onoff) 558{ 559 struct dvb_usb_adapter *adap = fe_to_adap(fe); 560 struct dvb_usb_device *d = adap_to_d(adap); 561 struct lme2510_state *st = adap_to_priv(adap); 562 static u8 clear_reg_3[] = LME_ALL_PIDS; 563 static u8 rbuf[1]; 564 int ret = 0, rlen = sizeof(rbuf); 565 566 deb_info(1, "STM (%02x)", onoff); 567 568 /* Streaming is started by FE_HAS_LOCK */ 569 if (onoff == 1) 570 st->stream_on = 1; 571 else { 572 deb_info(1, "STM Steam Off"); 573 /* mutex is here only to avoid collision with I2C */ 574 mutex_lock(&d->i2c_mutex); 575 576 ret = lme2510_usb_talk(d, clear_reg_3, 577 sizeof(clear_reg_3), rbuf, rlen); 578 st->stream_on = 0; 579 st->i2c_talk_onoff = 1; 580 581 mutex_unlock(&d->i2c_mutex); 582 } 583 584 return (ret < 0) ? -ENODEV : 0; 585} 586 587static u8 check_sum(u8 *p, u8 len) 588{ 589 u8 sum = 0; 590 while (len--) 591 sum += *p++; 592 return sum; 593} 594 595static int lme2510_download_firmware(struct dvb_usb_device *d, 596 const struct firmware *fw) 597{ 598 int ret = 0; 599 u8 *data; 600 u16 j, wlen, len_in, start, end; 601 u8 packet_size, dlen, i; 602 u8 *fw_data; 603 604 packet_size = 0x31; 605 len_in = 1; 606 607 data = kzalloc(128, GFP_KERNEL); 608 if (!data) { 609 info("FRM Could not start Firmware Download"\ 610 "(Buffer allocation failed)"); 611 return -ENOMEM; 612 } 613 614 info("FRM Starting Firmware Download"); 615 616 for (i = 1; i < 3; i++) { 617 start = (i == 1) ? 0 : 512; 618 end = (i == 1) ? 512 : fw->size; 619 for (j = start; j < end; j += (packet_size+1)) { 620 fw_data = (u8 *)(fw->data + j); 621 if ((end - j) > packet_size) { 622 data[0] = i; 623 dlen = packet_size; 624 } else { 625 data[0] = i | 0x80; 626 dlen = (u8)(end - j)-1; 627 } 628 data[1] = dlen; 629 memcpy(&data[2], fw_data, dlen+1); 630 wlen = (u8) dlen + 4; 631 data[wlen-1] = check_sum(fw_data, dlen+1); 632 deb_info(1, "Data S=%02x:E=%02x CS= %02x", data[3], 633 data[dlen+2], data[dlen+3]); 634 lme2510_usb_talk(d, data, wlen, data, len_in); 635 ret |= (data[0] == 0x88) ? 0 : -1; 636 } 637 } 638 639 data[0] = 0x8a; 640 len_in = 1; 641 msleep(2000); 642 lme2510_usb_talk(d, data, len_in, data, len_in); 643 msleep(400); 644 645 if (ret < 0) 646 info("FRM Firmware Download Failed (%04x)" , ret); 647 else 648 info("FRM Firmware Download Completed - Resetting Device"); 649 650 kfree(data); 651 return RECONNECTS_USB; 652} 653 654static void lme_coldreset(struct dvb_usb_device *d) 655{ 656 u8 data[1] = {0}; 657 data[0] = 0x0a; 658 info("FRM Firmware Cold Reset"); 659 660 lme2510_usb_talk(d, data, sizeof(data), data, sizeof(data)); 661 662 return; 663} 664 665static const char fw_c_s7395[] = LME2510_C_S7395; 666static const char fw_c_lg[] = LME2510_C_LG; 667static const char fw_c_s0194[] = LME2510_C_S0194; 668static const char fw_c_rs2000[] = LME2510_C_RS2000; 669static const char fw_lg[] = LME2510_LG; 670static const char fw_s0194[] = LME2510_S0194; 671 672static const char *lme_firmware_switch(struct dvb_usb_device *d, int cold) 673{ 674 struct lme2510_state *st = d->priv; 675 struct usb_device *udev = d->udev; 676 const struct firmware *fw = NULL; 677 const char *fw_lme; 678 int ret = 0; 679 680 cold = (cold > 0) ? (cold & 1) : 0; 681 682 switch (le16_to_cpu(udev->descriptor.idProduct)) { 683 case 0x1122: 684 switch (st->dvb_usb_lme2510_firmware) { 685 default: 686 case TUNER_S0194: 687 fw_lme = fw_s0194; 688 ret = request_firmware(&fw, fw_lme, &udev->dev); 689 if (ret == 0) { 690 st->dvb_usb_lme2510_firmware = TUNER_S0194; 691 cold = 0; 692 break; 693 } 694 fallthrough; 695 case TUNER_LG: 696 fw_lme = fw_lg; 697 ret = request_firmware(&fw, fw_lme, &udev->dev); 698 if (ret == 0) { 699 st->dvb_usb_lme2510_firmware = TUNER_LG; 700 break; 701 } 702 st->dvb_usb_lme2510_firmware = TUNER_DEFAULT; 703 break; 704 } 705 break; 706 case 0x1120: 707 switch (st->dvb_usb_lme2510_firmware) { 708 default: 709 case TUNER_S7395: 710 fw_lme = fw_c_s7395; 711 ret = request_firmware(&fw, fw_lme, &udev->dev); 712 if (ret == 0) { 713 st->dvb_usb_lme2510_firmware = TUNER_S7395; 714 cold = 0; 715 break; 716 } 717 fallthrough; 718 case TUNER_LG: 719 fw_lme = fw_c_lg; 720 ret = request_firmware(&fw, fw_lme, &udev->dev); 721 if (ret == 0) { 722 st->dvb_usb_lme2510_firmware = TUNER_LG; 723 break; 724 } 725 fallthrough; 726 case TUNER_S0194: 727 fw_lme = fw_c_s0194; 728 ret = request_firmware(&fw, fw_lme, &udev->dev); 729 if (ret == 0) { 730 st->dvb_usb_lme2510_firmware = TUNER_S0194; 731 break; 732 } 733 st->dvb_usb_lme2510_firmware = TUNER_DEFAULT; 734 cold = 0; 735 break; 736 } 737 break; 738 case 0x22f0: 739 fw_lme = fw_c_rs2000; 740 st->dvb_usb_lme2510_firmware = TUNER_RS2000; 741 break; 742 default: 743 fw_lme = fw_c_s7395; 744 } 745 746 release_firmware(fw); 747 748 if (cold) { 749 dvb_usb_lme2510_firmware = st->dvb_usb_lme2510_firmware; 750 info("FRM Changing to %s firmware", fw_lme); 751 lme_coldreset(d); 752 return NULL; 753 } 754 755 return fw_lme; 756} 757 758static struct tda10086_config tda10086_config = { 759 .demod_address = 0x0e, 760 .invert = 0, 761 .diseqc_tone = 1, 762 .xtal_freq = TDA10086_XTAL_16M, 763}; 764 765static struct stv0288_config lme_config = { 766 .demod_address = 0x68, 767 .min_delay_ms = 15, 768 .inittab = s7395_inittab, 769}; 770 771static struct ix2505v_config lme_tuner = { 772 .tuner_address = 0x60, 773 .min_delay_ms = 100, 774 .tuner_gain = 0x0, 775 .tuner_chargepump = 0x3, 776}; 777 778static struct stv0299_config sharp_z0194_config = { 779 .demod_address = 0x68, 780 .inittab = sharp_z0194a_inittab, 781 .mclk = 88000000UL, 782 .invert = 0, 783 .skip_reinit = 0, 784 .lock_output = STV0299_LOCKOUTPUT_1, 785 .volt13_op0_op1 = STV0299_VOLT13_OP1, 786 .min_delay_ms = 100, 787 .set_symbol_rate = sharp_z0194a_set_symbol_rate, 788}; 789 790static struct m88rs2000_config m88rs2000_config = { 791 .demod_addr = 0x68 792}; 793 794static struct ts2020_config ts2020_config = { 795 .tuner_address = 0x60, 796 .clk_out_div = 7, 797 .dont_poll = true 798}; 799 800static int dm04_lme2510_set_voltage(struct dvb_frontend *fe, 801 enum fe_sec_voltage voltage) 802{ 803 struct dvb_usb_device *d = fe_to_d(fe); 804 struct lme2510_state *st = fe_to_priv(fe); 805 static u8 voltage_low[] = LME_VOLTAGE_L; 806 static u8 voltage_high[] = LME_VOLTAGE_H; 807 static u8 rbuf[1]; 808 int ret = 0, len = 3, rlen = 1; 809 810 mutex_lock(&d->i2c_mutex); 811 812 switch (voltage) { 813 case SEC_VOLTAGE_18: 814 ret |= lme2510_usb_talk(d, 815 voltage_high, len, rbuf, rlen); 816 break; 817 818 case SEC_VOLTAGE_OFF: 819 case SEC_VOLTAGE_13: 820 default: 821 ret |= lme2510_usb_talk(d, 822 voltage_low, len, rbuf, rlen); 823 break; 824 } 825 826 mutex_unlock(&d->i2c_mutex); 827 828 if (st->tuner_config == TUNER_RS2000) 829 if (st->fe_set_voltage) 830 st->fe_set_voltage(fe, voltage); 831 832 833 return (ret < 0) ? -ENODEV : 0; 834} 835 836static int dm04_read_status(struct dvb_frontend *fe, enum fe_status *status) 837{ 838 struct dvb_usb_device *d = fe_to_d(fe); 839 struct lme2510_state *st = d->priv; 840 int ret = 0; 841 842 if (st->i2c_talk_onoff) { 843 if (st->fe_read_status) { 844 ret = st->fe_read_status(fe, status); 845 if (ret < 0) 846 return ret; 847 } 848 849 st->lock_status = *status; 850 851 if (*status & FE_HAS_LOCK && st->stream_on) { 852 mutex_lock(&d->i2c_mutex); 853 854 st->i2c_talk_onoff = 0; 855 ret = lme2510_stream_restart(d); 856 857 mutex_unlock(&d->i2c_mutex); 858 } 859 860 return ret; 861 } 862 863 /* Timeout of interrupt reached on RS2000 */ 864 if (st->tuner_config == TUNER_RS2000 && 865 time_after(jiffies, st->int_urb_due)) 866 st->lock_status &= ~FE_HAS_LOCK; 867 868 *status = st->lock_status; 869 870 if (!(*status & FE_HAS_LOCK)) { 871 struct dvb_usb_adapter *adap = fe_to_adap(fe); 872 873 st->i2c_talk_onoff = 1; 874 875 lme2510_update_stats(adap); 876 } 877 878 return ret; 879} 880 881static int dm04_read_signal_strength(struct dvb_frontend *fe, u16 *strength) 882{ 883 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 884 struct lme2510_state *st = fe_to_priv(fe); 885 886 if (st->fe_read_signal_strength && !st->stream_on) 887 return st->fe_read_signal_strength(fe, strength); 888 889 if (c->strength.stat[0].scale == FE_SCALE_RELATIVE) 890 *strength = (u16)c->strength.stat[0].uvalue; 891 else 892 *strength = 0; 893 894 return 0; 895} 896 897static int dm04_read_snr(struct dvb_frontend *fe, u16 *snr) 898{ 899 struct dtv_frontend_properties *c = &fe->dtv_property_cache; 900 struct lme2510_state *st = fe_to_priv(fe); 901 902 if (st->fe_read_snr && !st->stream_on) 903 return st->fe_read_snr(fe, snr); 904 905 if (c->cnr.stat[0].scale == FE_SCALE_RELATIVE) 906 *snr = (u16)c->cnr.stat[0].uvalue; 907 else 908 *snr = 0; 909 910 return 0; 911} 912 913static int dm04_read_ber(struct dvb_frontend *fe, u32 *ber) 914{ 915 struct lme2510_state *st = fe_to_priv(fe); 916 917 if (st->fe_read_ber && !st->stream_on) 918 return st->fe_read_ber(fe, ber); 919 920 *ber = 0; 921 922 return 0; 923} 924 925static int dm04_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) 926{ 927 struct lme2510_state *st = fe_to_priv(fe); 928 929 if (st->fe_read_ucblocks && !st->stream_on) 930 return st->fe_read_ucblocks(fe, ucblocks); 931 932 *ucblocks = 0; 933 934 return 0; 935} 936 937static int lme_name(struct dvb_usb_adapter *adap) 938{ 939 struct dvb_usb_device *d = adap_to_d(adap); 940 struct lme2510_state *st = adap_to_priv(adap); 941 const char *desc = d->name; 942 static const char * const fe_name[] = { 943 "", " LG TDQY-P001F", " SHARP:BS2F7HZ7395", 944 " SHARP:BS2F7HZ0194", " RS2000"}; 945 char *name = adap->fe[0]->ops.info.name; 946 947 strscpy(name, desc, 128); 948 strlcat(name, fe_name[st->tuner_config], 128); 949 950 return 0; 951} 952 953static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap) 954{ 955 struct dvb_usb_device *d = adap_to_d(adap); 956 struct lme2510_state *st = d->priv; 957 int ret = 0; 958 959 st->i2c_talk_onoff = 1; 960 switch (le16_to_cpu(d->udev->descriptor.idProduct)) { 961 case 0x1122: 962 case 0x1120: 963 st->i2c_gate = 4; 964 adap->fe[0] = dvb_attach(tda10086_attach, 965 &tda10086_config, &d->i2c_adap); 966 if (adap->fe[0]) { 967 info("TUN Found Frontend TDA10086"); 968 st->i2c_tuner_gate_w = 4; 969 st->i2c_tuner_gate_r = 4; 970 st->i2c_tuner_addr = 0x60; 971 st->tuner_config = TUNER_LG; 972 if (st->dvb_usb_lme2510_firmware != TUNER_LG) { 973 st->dvb_usb_lme2510_firmware = TUNER_LG; 974 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV; 975 } 976 break; 977 } 978 979 st->i2c_gate = 4; 980 adap->fe[0] = dvb_attach(stv0299_attach, 981 &sharp_z0194_config, &d->i2c_adap); 982 if (adap->fe[0]) { 983 info("FE Found Stv0299"); 984 st->i2c_tuner_gate_w = 4; 985 st->i2c_tuner_gate_r = 5; 986 st->i2c_tuner_addr = 0x60; 987 st->tuner_config = TUNER_S0194; 988 if (st->dvb_usb_lme2510_firmware != TUNER_S0194) { 989 st->dvb_usb_lme2510_firmware = TUNER_S0194; 990 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV; 991 } 992 break; 993 } 994 995 st->i2c_gate = 5; 996 adap->fe[0] = dvb_attach(stv0288_attach, &lme_config, 997 &d->i2c_adap); 998 999 if (adap->fe[0]) { 1000 info("FE Found Stv0288"); 1001 st->i2c_tuner_gate_w = 4; 1002 st->i2c_tuner_gate_r = 5; 1003 st->i2c_tuner_addr = 0x60; 1004 st->tuner_config = TUNER_S7395; 1005 if (st->dvb_usb_lme2510_firmware != TUNER_S7395) { 1006 st->dvb_usb_lme2510_firmware = TUNER_S7395; 1007 ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV; 1008 } 1009 break; 1010 } 1011 fallthrough; 1012 case 0x22f0: 1013 st->i2c_gate = 5; 1014 adap->fe[0] = dvb_attach(m88rs2000_attach, 1015 &m88rs2000_config, &d->i2c_adap); 1016 1017 if (adap->fe[0]) { 1018 info("FE Found M88RS2000"); 1019 st->i2c_tuner_gate_w = 5; 1020 st->i2c_tuner_gate_r = 5; 1021 st->i2c_tuner_addr = 0x60; 1022 st->tuner_config = TUNER_RS2000; 1023 st->fe_set_voltage = 1024 adap->fe[0]->ops.set_voltage; 1025 } 1026 break; 1027 } 1028 1029 if (adap->fe[0] == NULL) { 1030 info("DM04/QQBOX Not Powered up or not Supported"); 1031 return -ENODEV; 1032 } 1033 1034 if (ret) { 1035 if (adap->fe[0]) { 1036 dvb_frontend_detach(adap->fe[0]); 1037 adap->fe[0] = NULL; 1038 } 1039 d->rc_map = NULL; 1040 return -ENODEV; 1041 } 1042 1043 st->fe_read_status = adap->fe[0]->ops.read_status; 1044 st->fe_read_signal_strength = adap->fe[0]->ops.read_signal_strength; 1045 st->fe_read_snr = adap->fe[0]->ops.read_snr; 1046 st->fe_read_ber = adap->fe[0]->ops.read_ber; 1047 st->fe_read_ucblocks = adap->fe[0]->ops.read_ucblocks; 1048 1049 adap->fe[0]->ops.read_status = dm04_read_status; 1050 adap->fe[0]->ops.read_signal_strength = dm04_read_signal_strength; 1051 adap->fe[0]->ops.read_snr = dm04_read_snr; 1052 adap->fe[0]->ops.read_ber = dm04_read_ber; 1053 adap->fe[0]->ops.read_ucblocks = dm04_read_ucblocks; 1054 adap->fe[0]->ops.set_voltage = dm04_lme2510_set_voltage; 1055 1056 ret = lme_name(adap); 1057 return ret; 1058} 1059 1060static int dm04_lme2510_tuner(struct dvb_usb_adapter *adap) 1061{ 1062 struct dvb_usb_device *d = adap_to_d(adap); 1063 struct lme2510_state *st = adap_to_priv(adap); 1064 static const char * const tun_msg[] = {"", "TDA8263", "IX2505V", "DVB_PLL_OPERA", "RS2000"}; 1065 int ret = 0; 1066 1067 switch (st->tuner_config) { 1068 case TUNER_LG: 1069 if (dvb_attach(tda826x_attach, adap->fe[0], 0x60, 1070 &d->i2c_adap, 1)) 1071 ret = st->tuner_config; 1072 break; 1073 case TUNER_S7395: 1074 if (dvb_attach(ix2505v_attach , adap->fe[0], &lme_tuner, 1075 &d->i2c_adap)) 1076 ret = st->tuner_config; 1077 break; 1078 case TUNER_S0194: 1079 if (dvb_attach(dvb_pll_attach , adap->fe[0], 0x60, 1080 &d->i2c_adap, DVB_PLL_OPERA1)) 1081 ret = st->tuner_config; 1082 break; 1083 case TUNER_RS2000: 1084 if (dvb_attach(ts2020_attach, adap->fe[0], 1085 &ts2020_config, &d->i2c_adap)) 1086 ret = st->tuner_config; 1087 break; 1088 default: 1089 break; 1090 } 1091 1092 if (ret) { 1093 info("TUN Found %s tuner", tun_msg[ret]); 1094 } else { 1095 info("TUN No tuner found"); 1096 return -ENODEV; 1097 } 1098 1099 /* Start the Interrupt*/ 1100 ret = lme2510_int_read(adap); 1101 if (ret < 0) { 1102 info("INT Unable to start Interrupt Service"); 1103 return -ENODEV; 1104 } 1105 1106 return ret; 1107} 1108 1109static int lme2510_powerup(struct dvb_usb_device *d, int onoff) 1110{ 1111 struct lme2510_state *st = d->priv; 1112 static u8 lnb_on[] = LNB_ON; 1113 static u8 lnb_off[] = LNB_OFF; 1114 static u8 rbuf[1]; 1115 int ret = 0, len = 3, rlen = 1; 1116 1117 mutex_lock(&d->i2c_mutex); 1118 1119 ret = lme2510_usb_talk(d, onoff ? lnb_on : lnb_off, len, rbuf, rlen); 1120 1121 st->i2c_talk_onoff = 1; 1122 1123 mutex_unlock(&d->i2c_mutex); 1124 1125 return ret; 1126} 1127 1128static int lme2510_identify_state(struct dvb_usb_device *d, const char **name) 1129{ 1130 struct lme2510_state *st = d->priv; 1131 int status; 1132 1133 usb_reset_configuration(d->udev); 1134 1135 usb_set_interface(d->udev, 1136 d->props->bInterfaceNumber, 1); 1137 1138 st->dvb_usb_lme2510_firmware = dvb_usb_lme2510_firmware; 1139 1140 status = lme2510_return_status(d); 1141 if (status == 0x44) { 1142 *name = lme_firmware_switch(d, 0); 1143 return COLD; 1144 } 1145 1146 if (status != 0x47) 1147 return -EINVAL; 1148 1149 return WARM; 1150} 1151 1152static int lme2510_get_stream_config(struct dvb_frontend *fe, u8 *ts_type, 1153 struct usb_data_stream_properties *stream) 1154{ 1155 struct dvb_usb_adapter *adap = fe_to_adap(fe); 1156 struct dvb_usb_device *d; 1157 1158 if (adap == NULL) 1159 return 0; 1160 1161 d = adap_to_d(adap); 1162 1163 /* Turn PID filter on the fly by module option */ 1164 if (pid_filter == 2) { 1165 adap->pid_filtering = true; 1166 adap->max_feed_count = 15; 1167 } 1168 1169 if (!(le16_to_cpu(d->udev->descriptor.idProduct) 1170 == 0x1122)) 1171 stream->endpoint = 0x8; 1172 1173 return 0; 1174} 1175 1176static int lme2510_get_rc_config(struct dvb_usb_device *d, 1177 struct dvb_usb_rc *rc) 1178{ 1179 rc->allowed_protos = RC_PROTO_BIT_NEC32; 1180 return 0; 1181} 1182 1183static void lme2510_exit(struct dvb_usb_device *d) 1184{ 1185 struct lme2510_state *st = d->priv; 1186 1187 if (st->lme_urb) { 1188 usb_kill_urb(st->lme_urb); 1189 usb_free_urb(st->lme_urb); 1190 info("Interrupt Service Stopped"); 1191 } 1192} 1193 1194static struct dvb_usb_device_properties lme2510_props = { 1195 .driver_name = KBUILD_MODNAME, 1196 .owner = THIS_MODULE, 1197 .bInterfaceNumber = 0, 1198 .adapter_nr = adapter_nr, 1199 .size_of_priv = sizeof(struct lme2510_state), 1200 .generic_bulk_ctrl_endpoint = 0x01, 1201 .generic_bulk_ctrl_endpoint_response = 0x01, 1202 1203 .download_firmware = lme2510_download_firmware, 1204 1205 .power_ctrl = lme2510_powerup, 1206 .identify_state = lme2510_identify_state, 1207 .i2c_algo = &lme2510_i2c_algo, 1208 1209 .frontend_attach = dm04_lme2510_frontend_attach, 1210 .tuner_attach = dm04_lme2510_tuner, 1211 .get_stream_config = lme2510_get_stream_config, 1212 .streaming_ctrl = lme2510_streaming_ctrl, 1213 1214 .get_rc_config = lme2510_get_rc_config, 1215 1216 .exit = lme2510_exit, 1217 .num_adapters = 1, 1218 .adapter = { 1219 { 1220 .caps = DVB_USB_ADAP_HAS_PID_FILTER| 1221 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF, 1222 .pid_filter_count = 15, 1223 .pid_filter = lme2510_pid_filter, 1224 .pid_filter_ctrl = lme2510_pid_filter_ctrl, 1225 .stream = 1226 DVB_USB_STREAM_BULK(0x86, 10, 4096), 1227 }, 1228 }, 1229}; 1230 1231static const struct usb_device_id lme2510_id_table[] = { 1232 { DVB_USB_DEVICE(0x3344, 0x1122, &lme2510_props, 1233 "DM04_LME2510_DVB-S", RC_MAP_LME2510) }, 1234 { DVB_USB_DEVICE(0x3344, 0x1120, &lme2510_props, 1235 "DM04_LME2510C_DVB-S", RC_MAP_LME2510) }, 1236 { DVB_USB_DEVICE(0x3344, 0x22f0, &lme2510_props, 1237 "DM04_LME2510C_DVB-S RS2000", RC_MAP_LME2510) }, 1238 {} /* Terminating entry */ 1239}; 1240 1241MODULE_DEVICE_TABLE(usb, lme2510_id_table); 1242 1243static struct usb_driver lme2510_driver = { 1244 .name = KBUILD_MODNAME, 1245 .probe = dvb_usbv2_probe, 1246 .disconnect = dvb_usbv2_disconnect, 1247 .id_table = lme2510_id_table, 1248 .no_dynamic_id = 1, 1249 .soft_unbind = 1, 1250}; 1251 1252module_usb_driver(lme2510_driver); 1253 1254MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>"); 1255MODULE_DESCRIPTION("LME2510(C) DVB-S USB2.0"); 1256MODULE_VERSION("2.07"); 1257MODULE_LICENSE("GPL"); 1258MODULE_FIRMWARE(LME2510_C_S7395); 1259MODULE_FIRMWARE(LME2510_C_LG); 1260MODULE_FIRMWARE(LME2510_C_S0194); 1261MODULE_FIRMWARE(LME2510_C_RS2000); 1262MODULE_FIRMWARE(LME2510_LG); 1263MODULE_FIRMWARE(LME2510_S0194); 1264 1265