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1// SPDX-License-Identifier: GPL-2.0-only2/* DVB USB compliant linux driver for3 *4 * DM04/QQBOX DVB-S USB BOX LME2510C + SHARP:BS2F7HZ73955 * LME2510C + LG TDQY-P001F6 * LME2510C + BS2F7HZ01947 * LME2510 + LG TDQY-P001F8 * LME2510 + BS2F7HZ01949 *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 + M88RS200024 *25 * For firmware see Documentation/admin-guide/media/lmedm04.rst26 *27 * I2C addresses:28 * 0xd0 - STV0288 - Demodulator29 * 0xc0 - Sharp IX2505V - Tuner30 * --31 * 0x1c - TDA10086 - Demodulator32 * 0xc0 - TDA8263 - Tuner33 * --34 * 0xd0 - STV0299 - Demodulator35 * 0xc0 - IX2410 - Tuner36 *37 * VID = 3344 PID LME2510=1122 LME2510C=112038 *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 information43 *44 * Known Issues :45 * LME2510: Non Intel USB chipsets fail to maintain High Speed on46 * Boot or Hot Plug.47 *48 * QQbox suffers from noise on LNB voltage.49 *50 * LME2510: SHARP:BS2F7HZ0194(MV0194) cannot cold reset and share system51 * 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 0x0106#define TUNER_LG 0x1107#define TUNER_S7395 0x2108#define TUNER_S0194 0x3109#define TUNER_RS2000 0x4110 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 buffer366 * 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 } else420 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 else467 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_r503 : st->i2c_tuner_gate_w504 : st->i2c_gate;505 obuf[0] = gate | (read << 7);506 507 if (gate == 5)508 obuf[1] = (read) ? 2 : msg[i].len + 1;509 else510 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 else648 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 = 0x68792};793 794static struct ts2020_config ts2020_config = {795 .tuner_address = 0x60,796 .clk_out_div = 7,797 .dont_poll = true798};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 else892 *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 else908 *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