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-rw-r--r--dvbdevice.c49
1 files changed, 46 insertions, 3 deletions
diff --git a/dvbdevice.c b/dvbdevice.c
index 17b18cd1..a68f4f4a 100644
--- a/dvbdevice.c
+++ b/dvbdevice.c
@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
- * $Id: dvbdevice.c 1.143 2005/12/29 13:49:09 kls Exp $
+ * $Id: dvbdevice.c 1.144 2006/01/01 12:03:31 kls Exp $
*/
#include "dvbdevice.h"
@@ -40,6 +40,13 @@
#define DEV_DVB_AUDIO "audio"
#define DEV_DVB_CA "ca"
+#define DVBS_TUNE_TIMEOUT 1000 //ms
+#define DVBS_LOCK_TIMEOUT 1000 //ms
+#define DVBC_TUNE_TIMEOUT 1000 //ms
+#define DVBC_LOCK_TIMEOUT 1000 //ms
+#define DVBT_TUNE_TIMEOUT 1000 //ms
+#define DVBT_LOCK_TIMEOUT 1000 //ms
+
class cDvbName {
private:
char buffer[PATH_MAX];
@@ -66,6 +73,8 @@ private:
enum eTunerStatus { tsIdle, tsSet, tsTuned, tsLocked };
int fd_frontend;
int cardIndex;
+ int tuneTimeout;
+ int lockTimeout;
fe_type_t frontendType;
cCiHandler *ciHandler;
cChannel channel;
@@ -238,6 +247,9 @@ bool cDvbTuner::SetFrontend(void)
Frontend.inversion = fe_spectral_inversion_t(channel.Inversion());
Frontend.u.qpsk.symbol_rate = channel.Srate() * 1000UL;
Frontend.u.qpsk.fec_inner = fe_code_rate_t(channel.CoderateH());
+
+ tuneTimeout = DVBS_TUNE_TIMEOUT;
+ lockTimeout = DVBS_LOCK_TIMEOUT;
}
break;
case FE_QAM: { // DVB-C
@@ -249,6 +261,9 @@ bool cDvbTuner::SetFrontend(void)
Frontend.u.qam.symbol_rate = channel.Srate() * 1000UL;
Frontend.u.qam.fec_inner = fe_code_rate_t(channel.CoderateH());
Frontend.u.qam.modulation = fe_modulation_t(channel.Modulation());
+
+ tuneTimeout = DVBC_TUNE_TIMEOUT;
+ lockTimeout = DVBC_LOCK_TIMEOUT;
}
break;
case FE_OFDM: { // DVB-T
@@ -264,6 +279,9 @@ bool cDvbTuner::SetFrontend(void)
Frontend.u.ofdm.transmission_mode = fe_transmit_mode_t(channel.Transmission());
Frontend.u.ofdm.guard_interval = fe_guard_interval_t(channel.Guard());
Frontend.u.ofdm.hierarchy_information = fe_hierarchy_t(channel.Hierarchy());
+
+ tuneTimeout = DVBT_TUNE_TIMEOUT;
+ lockTimeout = DVBT_LOCK_TIMEOUT;
}
break;
default:
@@ -279,6 +297,9 @@ bool cDvbTuner::SetFrontend(void)
void cDvbTuner::Action(void)
{
+ cTimeMs Timer;
+ bool LostLock = false;
+ time_t LastTimeoutReport = 0;
dvb_frontend_event event;
while (Running()) {
bool hasEvent = GetFrontendEvent(event, 1);
@@ -291,18 +312,40 @@ void cDvbTuner::Action(void)
if (hasEvent)
continue;
tunerStatus = SetFrontend() ? tsTuned : tsIdle;
+ Timer.Set(tuneTimeout);
continue;
case tsTuned:
+ if (Timer.TimedOut()) {
+ tunerStatus = tsSet;
+ diseqcCommands = NULL;
+ if (time(NULL) - LastTimeoutReport > 60) { // let's not get too many of these
+ esyslog("ERROR: frontend %d timed out while tuning", cardIndex);
+ LastTimeoutReport = time(NULL);
+ }
+ continue;
+ }
case tsLocked:
if (hasEvent) {
if (event.status & FE_REINIT) {
tunerStatus = tsSet;
- esyslog("ERROR: frontend %d was reinitialized - re-tuning", cardIndex);
+ diseqcCommands = NULL;
+ esyslog("ERROR: frontend %d was reinitialized", cardIndex);
}
- if (event.status & FE_HAS_LOCK) {
+ else if (event.status & FE_HAS_LOCK) {
+ if (LostLock) {
+ esyslog("frontend %d regained lock", cardIndex);
+ LostLock = false;
+ LastTimeoutReport = 0;
+ }
tunerStatus = tsLocked;
locked.Broadcast();
}
+ else if (tunerStatus == tsLocked) {
+ LostLock = true;
+ esyslog("ERROR: frontend %d lost lock", cardIndex);
+ tunerStatus = tsTuned;
+ Timer.Set(lockTimeout);
+ }
continue;
}
}