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frontend.cpp
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frontend.cpp
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/*
* $Id: frontend.cpp,v 1.55 2004/04/20 14:47:15 derget Exp $
*
* (C) 2002-2003 Andreas Oberritter <obi@tuxbox.org>
*
* (C) 2007-2013,2015-2016 Stefan Seyfried
* Copyright (C) 2011 CoolStream International Ltd
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* system c */
#include <fcntl.h>
#include <sys/ioctl.h>
#include <sys/poll.h>
#include <sys/time.h>
#include <unistd.h>
#include <cmath>
#include <fstream>
/* zapit */
#include <config.h>
#include <system/helpers.h>
#include <zapit/debug.h>
#include <zapit/settings.h>
#include <zapit/getservices.h>
#include <connection/basicserver.h>
#include <zapit/client/msgtypes.h>
#include <zapit/frontend_c.h>
#include <zapit/satconfig.h>
#include <driver/abstime.h>
#include <linux/dvb/frontend.h>
#include <linux/dvb/version.h>
#include <hardware_caps.h>
extern transponder_list_t transponders;
extern int zapit_debug;
#define SOUTH 0
#define NORTH 1
#define EAST 0
#define WEST 1
#define USALS
#define CLEAR 0
// Common properties
#define FREQUENCY 1
#define MODULATION 2
#define INVERSION 3
// common to S/S2/C
#define SYMBOL_RATE 4
#define DELIVERY_SYSTEM 5
#define INNER_FEC 6
// DVB-S/S2 specific
#define PILOTS 7
#define ROLLOFF 8
#define MIS 9
// DVB-T specific
#define BANDWIDTH 4
#define CODE_RATE_HP 6
#define CODE_RATE_LP 7
#define TRANSMISSION_MODE 8
#define GUARD_INTERVAL 9
#define HIERARCHY 10
// DVB-T2 specific
#define PLP_ID 11
#define FE_COMMON_PROPS 2
#define FE_DVBS_PROPS 6
#if HAVE_COOL_HARDWARE
#define FE_DVBS2_PROPS 8
#else
#define FE_DVBS2_PROPS 9
#endif
#define FE_DVBC_PROPS 6
#define FE_DVBT_PROPS 10
#define FE_DVBT2_PROPS 11
/* stolen from dvb.c from vlc */
static const struct dtv_property dvbs_cmdargs[] = {
{ DTV_CLEAR, {0,0,0}, { 0 }, 0 },
{ DTV_FREQUENCY, {0,0,0}, { 0 }, 0 },
{ DTV_MODULATION, {0,0,0}, { QPSK }, 0 },
{ DTV_INVERSION, {0,0,0}, { INVERSION_AUTO }, 0 },
{ DTV_SYMBOL_RATE, {0,0,0}, { 27500000 }, 0 },
{ DTV_DELIVERY_SYSTEM, {0,0,0}, { SYS_DVBS }, 0 },
{ DTV_INNER_FEC, {0,0,0}, { FEC_AUTO }, 0 },
{ DTV_TUNE, {0,0,0}, { 0 }, 0 }
};
static const struct dtv_property dvbs2_cmdargs[] = {
{ DTV_CLEAR, {0,0,0}, { 0 }, 0 },
{ DTV_FREQUENCY, {} , { 0 }, 0 },
{ DTV_MODULATION, {} , { PSK_8 }, 0 },
{ DTV_INVERSION, {} , { INVERSION_AUTO }, 0 },
{ DTV_SYMBOL_RATE, {} , { 27500000 }, 0 },
{ DTV_DELIVERY_SYSTEM, {} , { SYS_DVBS2 }, 0 },
{ DTV_INNER_FEC, {} , { FEC_AUTO }, 0 },
{ DTV_PILOT, {} , { PILOT_AUTO }, 0 },
{ DTV_ROLLOFF, {} , { ROLLOFF_AUTO }, 0 },
#if ! HAVE_COOL_HARDWARE
{ DTV_STREAM_ID, {} , { NO_STREAM_ID_FILTER }, 0 },
#endif
{ DTV_TUNE, {} , { 0 }, 0 }
};
static const struct dtv_property dvbc_cmdargs[] = {
{ DTV_CLEAR, {0,0,0}, { 0 }, 0 },
{ DTV_FREQUENCY, {} , { 0 }, 0 },
{ DTV_MODULATION, {} , { QAM_AUTO }, 0 },
{ DTV_INVERSION, {} , { INVERSION_AUTO }, 0 },
{ DTV_SYMBOL_RATE, {} , { 27500000 }, 0 },
{ DTV_DELIVERY_SYSTEM, {} , { SYS_DVBC_ANNEX_AC }, 0 },
{ DTV_INNER_FEC, {} , { FEC_AUTO }, 0 },
{ DTV_TUNE, {} , { 0 }, 0 }
};
static const struct dtv_property dvbt_cmdargs[] = {
{ DTV_CLEAR, {0,0,0}, { 0 }, 0 },
{ DTV_FREQUENCY, {} , { 0 }, 0 },
{ DTV_MODULATION, {} , { QAM_AUTO }, 0 },
{ DTV_INVERSION, {} , { INVERSION_AUTO }, 0 },
{ DTV_BANDWIDTH_HZ, {} , { 8000000 }, 0 },
{ DTV_DELIVERY_SYSTEM, {} , { SYS_DVBT }, 0 },
{ DTV_CODE_RATE_HP, {} , { FEC_AUTO }, 0 },
{ DTV_CODE_RATE_LP, {} , { FEC_AUTO }, 0 },
{ DTV_TRANSMISSION_MODE,{} , { TRANSMISSION_MODE_AUTO }, 0 },
{ DTV_GUARD_INTERVAL, {} , { GUARD_INTERVAL_AUTO }, 0 },
{ DTV_HIERARCHY, {} , { HIERARCHY_AUTO }, 0 },
{ DTV_TUNE, {} , { 0 }, 0 }
};
static const struct dtv_property dvbt2_cmdargs[] = {
{ DTV_CLEAR, {0,0,0}, { 0 }, 0 },
{ DTV_FREQUENCY, {} , { 0 }, 0 },
{ DTV_MODULATION, {} , { QAM_AUTO }, 0 },
{ DTV_INVERSION, {} , { INVERSION_AUTO }, 0 },
{ DTV_BANDWIDTH_HZ, {} , { 8000000 }, 0 },
{ DTV_DELIVERY_SYSTEM, {} , { SYS_DVBT2 }, 0 },
{ DTV_CODE_RATE_HP, {} , { FEC_AUTO }, 0 },
{ DTV_CODE_RATE_LP, {} , { FEC_AUTO }, 0 },
{ DTV_TRANSMISSION_MODE,{} , { TRANSMISSION_MODE_AUTO }, 0 },
{ DTV_GUARD_INTERVAL, {} , { GUARD_INTERVAL_AUTO }, 0 },
{ DTV_HIERARCHY, {} , { HIERARCHY_AUTO }, 0 },
#if defined DTV_STREAM_ID
{ DTV_STREAM_ID, {} , { NO_STREAM_ID_FILTER }, 0 },
#elif defined DTV_DVBT2_PLP_ID
{ DTV_DVBT2_PLP_ID, {} , { NO_STREAM_ID_FILTER }, 0 },
#endif
{ DTV_TUNE, {} , { 0 }, 0 }
};
#define diff(x,y) (max(x,y) - min(x,y))
#define FE_TIMER_INIT() \
int64_t timer_start; \
static uint32_t tmin = 2000, tmax = 0; \
uint32_t timer_msec = 0;
#define FE_TIMER_START() \
timer_start = time_monotonic_ms();
#define FE_TIMER_STOP(label) \
timer_msec = (uint32_t)(time_monotonic_ms() - \
timer_start); \
if(tmin > timer_msec) tmin = timer_msec; \
if(tmax < timer_msec) tmax = timer_msec; \
printf("[fe%d/%d] %s: %u msec (min %u max %u)\n", \
adapter, fenumber, label, timer_msec, tmin, tmax);
#define SETCMD(c, d) { \
prop[cmdseq.num].cmd = (c); \
prop[cmdseq.num].u.data = (d); \
if (cmdseq.num++ > DTV_IOCTL_MAX_MSGS) { \
printf("ERROR: too many tuning commands on frontend %d/%d", adapter, fenumber);\
return; \
} \
}
// Internal Inner FEC representation
typedef enum dvb_fec {
fAuto,
f1_2,
f2_3,
f3_4,
f5_6,
f7_8,
f8_9,
f3_5,
f4_5,
f9_10,
fNone = 15
} dvb_fec_t;
static fe_sec_voltage_t unicable_lowvolt = SEC_VOLTAGE_13;
#define TIME_STEP 200
#define TIMEOUT_MAX_MS (feTimeout*100)
/*********************************************************************************************************/
CFrontend::CFrontend(int Number, int Adapter)
{
DBG("[fe%d/%d] New frontend on adapter %d\n", Adapter, Number, Adapter);
fd = -1;
fenumber = Number;
adapter = Adapter;
slave = false; /* is set in frontend->setMasterSlave() */
standby = true;
locked = false;
usecount = 0;
femode = FE_MODE_INDEPENDENT;
masterkey = 0;
tuned = false;
uncommitedInput = 255;
currentDiseqc = 255;
config.diseqcType = NO_DISEQC;
config.diseqcRepeats = 0;
config.uni_scr = 0; /* the unicable SCR address 0-7 */
config.uni_qrg = 0; /* the unicable frequency in MHz */
config.uni_lnb = 0; /* for two-position switches */
config.uni_pin = -1; /* for MDU setups */
config.highVoltage = false;
config.motorRotationSpeed = 0; //in 0.1 degrees per second
feTimeout = 40;
currentVoltage = SEC_VOLTAGE_OFF;
currentToneMode = SEC_TONE_ON;
/* some broken hardware (a coolstream neo on my desk) does not lower
* the voltage below 18V without enough DC load on the coax cable.
* with unicable bus setups, there is no DC load on the coax... leading
* to a completely blocked bus due to this broken hardware.
* Switching off the voltage completely works around this issue */
if (getenv("UNICABLE_BROKEN_FRONTEND") != NULL)
unicable_lowvolt = SEC_VOLTAGE_OFF;
memset(&info, 0, sizeof(info));
deliverySystemMask = UNKNOWN_DS;
isMultistream = false;
}
CFrontend::~CFrontend(void)
{
DBG("[fe%d/%d] close frontend fd %d\n", adapter, fenumber, fd);
if(fd >= 0)
Close();
}
bool CFrontend::Open(bool init)
{
if(!standby)
return false;
char filename[128];
snprintf(filename, sizeof(filename), "/dev/dvb/adapter%d/frontend%d", adapter, fenumber);
DBG("[fe%d/%d] open %s\n", adapter, fenumber, filename);
if (adapter == -1) {
deliverySystemMask |= DVB_S;
deliverySystemMask |= DVB_S2;
info.type = FE_QPSK;
strcpy(info.name, "dummyfe");
return false;
}
mutex.lock();
if (fd < 0) {
if ((fd = open(filename, O_RDWR | O_NONBLOCK | O_CLOEXEC)) < 0) {
ERROR(filename);
mutex.unlock();
return false;
}
getFEInfo();
}
currentTransponder.setTransponderId(0);
standby = false;
mutex.unlock();
if (init)
Init();
return true;
}
void CFrontend::getFEInfo(void)
{
fop(ioctl, FE_GET_INFO, &info);
//FIXME if (fenumber > 1) info.type = FE_QAM;
printf("[fe%d/%d] frontend fd %d type %d\n", adapter, fenumber, fd, info.type);
bool legacy = true;
#if HAVE_ARM_HARDWARE || HAVE_MIPS_HARDWARE
std::ifstream in;
if (adapter == 0)
in.open("/proc/bus/nim_sockets");
if (in.is_open())
{
std::string line;
bool found = false;
while (getline(in, line))
{
if (line.find("NIM Socket "+to_string(fenumber)+":") !=std::string::npos)
found = true;
if ((line.find("Name:") != std::string::npos) && found)
{
//printf("NIM SOCKET: %s\n",line.substr(line.find_first_of(":")+2).c_str());
std::string tmp = info.name;
sprintf(info.name,"%s (%s)",tmp.c_str(),line.substr(line.find_first_of(":")+2).c_str());
break;
}
}
in.close();
}
#endif // HAVE_ARM_HARDWARE || HAVE_MIPS_HARDWARE
deliverySystemMask = UNKNOWN_DS;
forcedSystemMask = UNKNOWN_DS;
#if (DVB_API_VERSION >= 5) && (DVB_API_VERSION_MINOR >= 5)
dtv_property prop[1];
dtv_properties cmdseq;
memset(prop, 0, sizeof(prop));
memset(&cmdseq, 0, sizeof(cmdseq));
cmdseq.props = prop;
SETCMD(DTV_ENUM_DELSYS, 0);
int ret = fop(ioctl, FE_GET_PROPERTY, &cmdseq);
if (ret == 0) {
for (uint32_t i = 0; i < prop[0].u.buffer.len; i++) {
if (i >= MAX_DELSYS) {
printf("ERROR: too many delivery systems on frontend %d/%d", adapter, fenumber);
break;
}
switch ((fe_delivery_system_t)prop[0].u.buffer.data[i]) {
case SYS_DVBC_ANNEX_A:
case SYS_DVBC_ANNEX_B:
case SYS_DVBC_ANNEX_C:
deliverySystemMask |= DVB_C;
break;
case SYS_DVBT:
deliverySystemMask |= DVB_T;
break;
case SYS_DVBT2:
deliverySystemMask |= DVB_T2;
isMultistream = info.caps & FE_CAN_MULTISTREAM;
break;
case SYS_DVBS:
deliverySystemMask |= DVB_S;
break;
case SYS_DVBS2:
deliverySystemMask |= DVB_S2;
isMultistream = info.caps & FE_CAN_MULTISTREAM;
break;
case SYS_DTMB:
deliverySystemMask |= DTMB;
break;
default:
printf("ERROR: too many delivery systems on frontend %d/%d", adapter, fenumber);
continue;
}
}
legacy = false;
} else {
printf("WARNING: can't query delivery systems on frontend %d/%d - falling back to legacy mode\n", adapter, fenumber);
}
#endif
if (legacy) {
// Legacy mode (DVB-API < 5.5):
switch (info.type) {
case FE_QPSK:
deliverySystemMask |= DVB_S;
deliverySystemMask |= DVB_S2;
break;
case FE_OFDM:
deliverySystemMask |= DVB_T;
#ifdef SYS_DVBT2
if (info.caps & FE_CAN_2G_MODULATION)
deliverySystemMask |= DVB_T2;
#endif
break;
case FE_QAM:
deliverySystemMask |= DVB_C;
break;
default:
printf("ERROR: unknown frontend type %d on frontend %d/%d", info.type, adapter, fenumber);
}
}
}
void CFrontend::Init(void)
{
/* if frontend was not enabled before, it might not be opened */
Open();
mutex.lock();
// Set the voltage to On, and wait voltage to become stable
// and wait for diseqc equipment to be ready.
secSetVoltage(SEC_VOLTAGE_13, 100);
secSetTone(SEC_TONE_OFF, 20);
setDiseqcType((diseqc_t) config.diseqcType, true);
setTsidOnid(0);
mutex.unlock();
}
void CFrontend::Close(void)
{
if(standby)
return;
INFO("[fe%d/%d] close frontend fd %d", adapter, fenumber, fd);
if (!slave && config.diseqcType > MINI_DISEQC)
sendDiseqcStandby();
// Disable tone first as it's imposed on voltage
secSetTone(SEC_TONE_OFF, 20);
// Disable voltage immediately and wait 50ms to prevent
// a fast power-off -> power-on sequence where diseqc equipment
// might not reset properly.
secSetVoltage(SEC_VOLTAGE_OFF, 50);
tuned = false;
standby = true;;
close(fd);
fd = -1;
}
void CFrontend::setMasterSlave(bool _slave)
{
if(slave == _slave)
return;
if(_slave) {
// Disable tone first as it's imposed on voltage
secSetTone(SEC_TONE_OFF, 20);
// Disable voltage immediately and wait 50ms to prevent
// a fast power-off -> power-on sequence where diseqc equipment
// might not reset properly.
secSetVoltage(SEC_VOLTAGE_OFF, 50);
}
slave = _slave;
if(!slave)
Init();
}
void CFrontend::reset(void)
{
// No-op
}
void CFrontend::Lock()
{
usecount++;
INFO("[fe%d/%d] usecount %d tp %" PRIx64, adapter, fenumber, usecount, getTsidOnid());
}
void CFrontend::Unlock()
{
if(usecount > 0)
usecount--;
INFO("[fe%d/%d] usecount %d tp %" PRIx64, adapter, fenumber, usecount, getTsidOnid());
}
fe_code_rate_t CFrontend::getCFEC()
{
if (isSat(currentTransponder.feparams.delsys) || isCable(currentTransponder.feparams.delsys))
return currentTransponder.feparams.fec_inner;
else
return FEC_NONE;
}
fe_code_rate_t CFrontend::getCodeRate(const uint8_t fec_inner, delivery_system_t delsys)
{
dvb_fec_t f = (dvb_fec_t) fec_inner;
fe_code_rate_t fec;
if (delsys == DVB_S || delsys == DVB_C || delsys == DVB_T || delsys == DVB_T2) {
switch (f) {
case fNone:
fec = FEC_NONE;
break;
case f1_2:
fec = FEC_1_2;
break;
case f2_3:
fec = FEC_2_3;
break;
case f3_4:
fec = FEC_3_4;
break;
case f5_6:
fec = FEC_5_6;
break;
case f7_8:
fec = FEC_7_8;
break;
default:
if (zapit_debug)
printf("no valid fec for DVB-%s set.. assume auto\n", (delsys == DVB_S ? "S" : (delsys == DVB_C ? "C" : "T/T2")));
/* fall through */
case fAuto:
fec = FEC_AUTO;
break;
}
} else {
switch (f) {
case f1_2:
fec = FEC_1_2;
break;
case f2_3:
fec = FEC_2_3;
break;
case f3_4:
fec = FEC_3_4;
break;
case f3_5:
fec = FEC_3_5;
break;
case f4_5:
fec = FEC_4_5;
break;
case f5_6:
fec = FEC_5_6;
break;
case f7_8:
fec = FEC_7_8;
break;
case f8_9:
fec = FEC_8_9;
break;
case f9_10:
fec = FEC_9_10;
break;
default:
if (zapit_debug)
printf("no valid fec for DVB-S2 set.. !!\n");
/* fall through */
case fAuto:
fec = FEC_AUTO;
break;
}
}
return fec;
}
fe_hierarchy_t CFrontend::getHierarchy(const uint8_t hierarchy)
{
switch (hierarchy) {
case 0x00:
return HIERARCHY_NONE;
case 0x01:
return HIERARCHY_1;
case 0x02:
return HIERARCHY_2;
case 0x03:
return HIERARCHY_4;
default:
return HIERARCHY_AUTO;
}
}
fe_rolloff_t CFrontend::getRolloff(const uint8_t rolloff)
{
switch (rolloff) {
case 0x00:
return ROLLOFF_35;
case 0x01:
return ROLLOFF_25;
case 0x02:
return ROLLOFF_20;
default:
return ROLLOFF_AUTO;
}
}
fe_modulation_t CFrontend::getModulation(const uint8_t modulation)
{
switch (modulation) {
case 0x00:
return QPSK;
case 0x01:
return QAM_16;
case 0x02:
return QAM_32;
case 0x03:
return QAM_64;
case 0x04:
return QAM_128;
case 0x05:
return QAM_256;
default:
return QAM_AUTO;
}
}
fe_bandwidth_t CFrontend::getBandwidth(const uint8_t bandwidth)
{
switch (bandwidth) {
case 0x00:
return BANDWIDTH_8_MHZ;
case 0x01:
return BANDWIDTH_7_MHZ;
case 0x02:
return BANDWIDTH_6_MHZ;
#if _HAVE_DVB57
case 0x03:
return BANDWIDTH_5_MHZ;
#endif
default:
return BANDWIDTH_AUTO; // AUTO
}
}
fe_guard_interval_t CFrontend::getGuardInterval(const uint8_t guard_interval)
{
switch (guard_interval) {
case 0x00:
return GUARD_INTERVAL_1_32;
case 0x01:
return GUARD_INTERVAL_1_16;
case 0x02:
return GUARD_INTERVAL_1_8;
case 0x03:
return GUARD_INTERVAL_1_4;
#if defined GUARD_INTERVAL_1_128
case 0x05:
return GUARD_INTERVAL_1_128;
case 0x06:
return GUARD_INTERVAL_19_128;
case 0x07:
return GUARD_INTERVAL_19_256;
#endif
default:
return GUARD_INTERVAL_AUTO;
}
}
fe_modulation_t CFrontend::getConstellation(const uint8_t constellation)
{
switch (constellation) {
case 0x00:
return QPSK;
case 0x01:
return QAM_16;
case 0x02:
return QAM_64;
case 0x04:
return QAM_128;
case 0x05:
return QAM_256;
default:
return QAM_AUTO;
}
}
fe_transmit_mode_t CFrontend::getTransmissionMode(const uint8_t transmission_mode)
{
switch (transmission_mode) {
case 0x00:
return TRANSMISSION_MODE_2K;
case 0x01:
return TRANSMISSION_MODE_8K;
case 0x02:
return TRANSMISSION_MODE_4K;
#if defined TRANSMISSION_MODE_1K
case 0x04:
return TRANSMISSION_MODE_1K;
case 0x05:
return TRANSMISSION_MODE_16K;
case 0x06:
return TRANSMISSION_MODE_32K;
#endif
default:
return TRANSMISSION_MODE_AUTO;
}
}
fe_pls_mode_t CFrontend::getPLSMode(const uint8_t pls_mode)
{
switch (pls_mode) {
case 0x00:
return PLS_Root;
case 0x01:
return PLS_Gold;
case 0x02:
return PLS_Combo;
case 0x03:
return PLS_Unknown;
default:
return PLS_Root;
}
}
uint8_t CFrontend::getPolarization(void) const
{
return currentTransponder.getPolarization();
}
uint32_t CFrontend::getRate() const
{
return currentTransponder.getSymbolRate();
}
fe_status_t CFrontend::getStatus(void) const
{
struct dvb_frontend_event event;
event.status = FE_REINIT;
fop(ioctl, FE_READ_STATUS, &event.status);
return (fe_status_t) (event.status & FE_HAS_LOCK);
}
#if 0
//never used
FrontendParameters CFrontend::getFrontend(void) const
{
return currentTransponder.feparams;
}
#endif
uint32_t CFrontend::getBitErrorRate(void) const
{
uint32_t ber = 0;
fop(ioctl, FE_READ_BER, &ber);
if (ber > 100000000) /* azbox minime driver has useless values around 500.000.000 */
ber = 0;
return ber;
}
uint16_t CFrontend::getSignalStrength(void) const
{
uint16_t strength = 0;
fop(ioctl, FE_READ_SIGNAL_STRENGTH, &strength);
return strength;
}
uint16_t CFrontend::getSignalNoiseRatio(void) const
{
uint16_t snr = 0;
fop(ioctl, FE_READ_SNR, &snr);
return snr;
}
#if 0
//never used
uint32_t CFrontend::getUncorrectedBlocks(void) const
{
uint32_t blocks = 0;
fop(ioctl, FE_READ_UNCORRECTED_BLOCKS, &blocks);
return blocks;
}
#endif
struct dvb_frontend_event CFrontend::getEvent(void)
{
struct dvb_frontend_event event;
struct pollfd pfd;
static unsigned int timedout = 0;
FE_TIMER_INIT();
pfd.fd = fd;
pfd.events = POLLIN | POLLPRI;
pfd.revents = 0;
memset(&event, 0, sizeof(struct dvb_frontend_event));
FE_TIMER_START();
while ((int) timer_msec < TIMEOUT_MAX_MS) {
int ret = poll(&pfd, 1, TIMEOUT_MAX_MS - timer_msec);
if (ret < 0) {
ERROR("poll");
continue;
}
if (ret == 0) {
FE_TIMER_STOP("############################## poll timeout, time");
continue;
}
if (pfd.revents & (POLLIN | POLLPRI)) {
//FE_TIMER_STOP("poll has event after");
timer_msec = (uint32_t)(time_monotonic_ms() - timer_start); /* FE_TIMER_STOP does this :( */
memset(&event, 0, sizeof(struct dvb_frontend_event));
ret = ioctl(fd, FE_GET_EVENT, &event);
if (ret < 0) {
ERROR("ioctl");
continue;
}
//printf("[fe%d/%d] poll events %d status %x\n", adapter, fenumber, pfd.revents, event.status);
if (event.status == 0) /* some drivers always deliver an empty event after tune */
continue;
if (event.status & FE_HAS_LOCK) {
INFO("[fe%d/%d] ******** FE_HAS_LOCK: freq %lu", adapter, fenumber, (long unsigned int)event.parameters.frequency);
tuned = true;
break;
} else if (event.status & FE_TIMEDOUT) {
if(timedout < timer_msec)
timedout = timer_msec;
INFO("[fe%d/%d] ######## FE_TIMEDOUT (max %d)", adapter, fenumber, timedout);
/*break;*/
} else {
if (event.status & FE_HAS_SIGNAL)
printf("[fe%d/%d] FE_HAS_SIGNAL\n", adapter, fenumber);
if (event.status & FE_HAS_CARRIER)
printf("[fe%d/%d] FE_HAS_CARRIER\n", adapter, fenumber);
if (event.status & FE_HAS_VITERBI)
printf("[fe%d/%d] FE_HAS_VITERBI\n", adapter, fenumber);
if (event.status & FE_HAS_SYNC)
printf("[fe%d/%d] FE_HAS_SYNC\n", adapter, fenumber);
if (event.status & FE_REINIT)
printf("[fe%d/%d] FE_REINIT\n", adapter, fenumber);
/* msec = TIME_STEP; */
}
} else if (pfd.revents & POLLHUP) {
FE_TIMER_STOP("poll hup after");
reset();
}
}
//printf("[fe%d/%d] event after: %d\n", adapter, fenumber, tmsec);
return event;
}
void CFrontend::getDelSys(int f, int m, const char *&fec, const char *&sys, const char *&mod)
{
return getDelSys(getCurrentDeliverySystem(), f, m, fec, sys, mod);
}
void CFrontend::forceDelSys(int i)
{
switch (i) {
case 1:
forcedSystemMask = ALL_TERR;
break;
case 2:
forcedSystemMask = ALL_CABLE;
break;
default:
forcedSystemMask = UNKNOWN_DS;
break;
}
}
void CFrontend::getXMLDelsysFEC(fe_code_rate_t xmlfec, delivery_system_t & delsys, fe_modulation_t &mod, fe_code_rate_t & fec)
{
if ((int)xmlfec < FEC_S2_QPSK_1_2) {
delsys = DVB_S;
mod = QPSK;
} else if ((int)xmlfec < FEC_S2_8PSK_1_2) {
delsys = DVB_S2;
mod = QPSK;
} else {
delsys = DVB_S2;
mod = PSK_8;
}
switch ((int)xmlfec) {
case FEC_1_2:
case FEC_S2_QPSK_1_2:
case FEC_S2_8PSK_1_2:
fec = FEC_1_2;
break;
case FEC_2_3:
case FEC_S2_QPSK_2_3:
case FEC_S2_8PSK_2_3:
fec = FEC_2_3;
break;
case FEC_3_4:
case FEC_S2_QPSK_3_4:
case FEC_S2_8PSK_3_4:
fec = FEC_3_4;
break;
case FEC_S2_QPSK_3_5:
case FEC_S2_8PSK_3_5:
fec = FEC_3_5;
break;
case FEC_4_5:
case FEC_S2_QPSK_4_5:
case FEC_S2_8PSK_4_5:
fec = FEC_4_5;
break;
case FEC_5_6:
case FEC_S2_QPSK_5_6:
case FEC_S2_8PSK_5_6:
fec = FEC_5_6;
break;
case FEC_6_7:
fec = FEC_6_7;
break;
case FEC_7_8:
case FEC_S2_QPSK_7_8:
case FEC_S2_8PSK_7_8:
fec = FEC_7_8;
break;
case FEC_8_9:
case FEC_S2_QPSK_8_9:
case FEC_S2_8PSK_8_9:
fec = FEC_8_9;
break;
case FEC_S2_QPSK_9_10:
case FEC_S2_8PSK_9_10:
fec = FEC_9_10;
break;
default:
printf("[frontend] getXMLDelsysFEC: unknown FEC: %d !!!\n", xmlfec);
/* fall through */
case FEC_S2_AUTO:
case FEC_AUTO:
fec = FEC_AUTO;
break;
}
}
void CFrontend::getDelSys(delivery_system_t delsys, int f, int m, const char *&fec, const char *&sys, const char *&mod)
{
switch (delsys) {
case DVB_S:
sys = "DVB";
mod = "QPSK";
break;
case DVB_S2:
sys = "DVB-S2";
switch (m) {
case QPSK:
mod = "QPSK";
break;
case PSK_8:
mod = "8PSK";
break;
default:
printf("[frontend] unknown modulation %d!\n", m);
mod = "UNKNOWN";
}
break;
case DVB_C:
case DVB_T:
case DVB_T2:
case DTMB:
switch(delsys) {
case DVB_C:
sys = "DVB-C (Annex A)";
break;
case DVB_T:
sys = "DVB-T";
break;
case DVB_T2:
sys = "DVB-T2";
break;
case DTMB:
sys = "DTMB";
break;
default:
printf("[frontend] unknown delsys %d!\n", delsys);
sys = "UNKNOWN";
break;
}
switch (m) {
case QAM_16:
mod = "QAM_16";
break;
case QAM_32:
mod = "QAM_32";
break;
case QAM_64:
mod = "QAM_64";
break;
case QAM_128:
mod = "QAM_128";
break;
case QAM_256: