1 #include <lib/dvb/dvb.h>
2 #include <lib/base/eerror.h>
8 #include <linux/dvb/frontend.h>
10 #include <lib/dvb_si/satellite_delivery_system_descriptor.h>
11 #include <lib/dvb_si/cable_delivery_system_descriptor.h>
12 #include <lib/dvb_si/terrestrial_delivery_system_descriptor.h>
14 void eDVBFrontendParametersSatellite::set(const SatelliteDeliverySystemDescriptor &descriptor)
16 frequency = descriptor.getFrequency() * 10;
17 symbol_rate = descriptor.getSymbolRate() * 100;
18 switch (descriptor.getPolarization())
21 polarisation = Polarisation::Horizontal;
24 polarisation = Polarisation::Vertical;
27 polarisation = Polarisation::CircularLeft;
30 polarisation = Polarisation::CircularRight;
33 switch (descriptor.getFecInner())
57 inversion = Inversion::Unknown;
58 orbital_position = ((descriptor.getOrbitalPosition() >> 12) & 0xF) * 1000;
59 orbital_position += ((descriptor.getOrbitalPosition() >> 8) & 0xF) * 100;
60 orbital_position += ((descriptor.getOrbitalPosition() >> 4) & 0xF) * 10;
61 orbital_position += ((descriptor.getOrbitalPosition()) & 0xF);
62 if (orbital_position && (!descriptor.getWestEastFlag()))
63 orbital_position = 3600 - orbital_position;
66 void eDVBFrontendParametersCable::set(const CableDeliverySystemDescriptor &descriptor)
71 void eDVBFrontendParametersTerrestrial::set(const TerrestrialDeliverySystemDescriptor &)
76 eDVBFrontendParameters::eDVBFrontendParameters(): ref(0), m_type(-1)
80 DEFINE_REF(eDVBFrontendParameters);
82 RESULT eDVBFrontendParameters::getSystem(int &t) const
90 RESULT eDVBFrontendParameters::getDVBS(eDVBFrontendParametersSatellite &p) const
92 if (m_type != iDVBFrontend::feSatellite)
98 RESULT eDVBFrontendParameters::getDVBC(eDVBFrontendParametersCable &p) const
100 if (m_type != iDVBFrontend::feCable)
106 RESULT eDVBFrontendParameters::getDVBT(eDVBFrontendParametersTerrestrial &p) const
108 if (m_type != iDVBFrontend::feTerrestrial)
114 RESULT eDVBFrontendParameters::setDVBS(eDVBFrontendParametersSatellite &p)
117 m_type = iDVBFrontend::feSatellite;
121 RESULT eDVBFrontendParameters::setDVBC(eDVBFrontendParametersCable &p)
124 m_type = iDVBFrontend::feCable;
128 RESULT eDVBFrontendParameters::setDVBT(eDVBFrontendParametersTerrestrial &p)
131 m_type = iDVBFrontend::feTerrestrial;
135 RESULT eDVBFrontendParameters::calculateDifference(const iDVBFrontendParameters *parm, int &diff) const
140 if (parm->getSystem(type))
144 diff = 1<<30; // big difference
150 case iDVBFrontend::feSatellite:
152 eDVBFrontendParametersSatellite osat;
153 if (parm->getDVBS(osat))
156 if (sat.orbital_position != osat.orbital_position)
158 else if (sat.polarisation != osat.polarisation)
161 diff = abs(sat.frequency - osat.frequency);
164 case iDVBFrontend::feCable:
165 case iDVBFrontend::feTerrestrial:
172 RESULT eDVBFrontendParameters::getHash(unsigned long &hash) const
176 case iDVBFrontend::feSatellite:
178 hash = sat.frequency & 0xFFFF;
179 hash |= sat.orbital_position << 16;
182 case iDVBFrontend::feCable:
183 case iDVBFrontend::feTerrestrial:
189 DEFINE_REF(eDVBFrontend);
191 eDVBFrontend::eDVBFrontend(int adap, int fe, int &ok): ref(0), m_type(-1)
195 dvb_frontend_info fe_info;
200 sprintf(filename, "/dev/dvb/adapter%d/frontend%d", adap, fe);
201 eDebug("opening frontend.");
202 m_fd = ::open(filename, O_RDWR|O_NONBLOCK);
205 eWarning("failed! (%s) %m", filename);
210 result = ::ioctl(m_fd, FE_GET_INFO, &fe_info);
213 eWarning("ioctl FE_GET_INFO failed");
220 switch (fe_info.type)
223 m_type = feSatellite;
229 m_type = feTerrestrial;
232 eWarning("unknown frontend type.");
238 eDebug("detected %s frontend", "satellite\0cable\0 terrestrial"+feSatellite*9);
241 m_sn = new eSocketNotifier(eApp, m_fd, eSocketNotifier::Read);
242 CONNECT(m_sn->activated, eDVBFrontend::feEvent);
245 m_timeout = new eTimer(eApp);
246 CONNECT(m_timeout->timeout, eDVBFrontend::timeout);
251 eDVBFrontend::~eDVBFrontend()
261 void eDVBFrontend::feEvent(int w)
265 dvb_frontend_event event;
268 res = ::ioctl(m_fd, FE_GET_EVENT, &event);
270 if (res && (errno == EAGAIN))
275 eWarning("FE_GET_EVENT failed! %m");
282 eDebug("fe event: status %x, inversion %s", event.status, (event.parameters.inversion == INVERSION_ON) ? "on" : "off");
283 if (event.status & FE_HAS_LOCK)
293 if (m_state != state)
296 m_stateChanged(this);
301 void eDVBFrontend::timeout()
304 if (m_state == stateTuning)
307 eDebug("DVBFrontend: timeout");
308 if (m_state != state)
311 m_stateChanged(this);
317 RESULT eDVBFrontend::getFrontendType(int &t)
325 RESULT eDVBFrontend::tune(const iDVBFrontendParameters &where)
330 dvb_frontend_parameters parm;
339 eDVBFrontendParametersSatellite feparm;
340 if (where.getDVBS(feparm))
342 eDebug("no dvbs data!");
347 eWarning("no SEC module active!");
351 res = m_sec->prepare(*this, parm, feparm);
355 eDebug("tuning to %d mhz", parm.frequency/1000);
360 eDVBFrontendParametersCable feparm;
361 if (where.getDVBC(feparm))
363 eFatal("cable tuning nyi");
367 eDVBFrontendParametersTerrestrial feparm;
368 if (where.getDVBT(feparm))
370 eFatal("terrestrial tuning nyi");
374 if (ioctl(m_fd, FE_SET_FRONTEND, &parm) == -1)
376 perror("FE_SET_FRONTEND failed");
380 if (m_state != stateTuning)
383 m_state = stateTuning;
384 m_stateChanged(this);
387 m_timeout->start(5000, 1); // 5 sec timeout. TODO: symbolrate dependent
392 RESULT eDVBFrontend::connectStateChange(const Slot1<void,iDVBFrontend*> &stateChange, ePtr<eConnection> &connection)
394 connection = new eConnection(this, m_stateChanged.connect(stateChange));
398 RESULT eDVBFrontend::setVoltage(int voltage)
400 fe_sec_voltage_t vlt;
405 vlt = SEC_VOLTAGE_OFF;
408 vlt = SEC_VOLTAGE_13;
411 vlt = SEC_VOLTAGE_18;
417 return ::ioctl(m_fd, FE_SET_VOLTAGE, vlt);
420 RESULT eDVBFrontend::getState(int &state)
426 RESULT eDVBFrontend::setTone(int t)
428 fe_sec_tone_mode_t tone;
442 return ::ioctl(m_fd, FE_SET_TONE, tone);
445 RESULT eDVBFrontend::sendDiseqc(const eDVBDiseqcCommand &diseqc)
447 struct dvb_diseqc_master_cmd cmd;
448 if (::ioctl(m_fd, FE_SET_TONE, SEC_TONE_OFF))
451 memcpy(cmd.msg, diseqc.data, diseqc.len);
452 cmd.msg_len = diseqc.len;
454 if (::ioctl(m_fd, FE_DISEQC_SEND_MASTER_CMD, &cmd))
461 RESULT eDVBFrontend::setSEC(iDVBSatelliteEquipmentControl *sec)