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</o:shapelayout></xml><![endif]--></head><body lang=EN-GB link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>PC Config<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>AMD Athlon standard build PC<o:p></o:p></p><p class=MsoNormal>2 * Technotrend 1600 DVB-S2 cards, 1 * Tevii S480 DVB-S2 card connected to a dual LNB dish, TT1600’s & Tevii tuner to Astra 28.2E and the other Tevii tuner connected to Astra 19.2E (both LNB’s also attached to settop box with TV)<o:p></o:p></p><p class=MsoNormal>Ubuntu 12.10 64bit<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>alex@tv:~$ mythbackend --version<o:p></o:p></p><p class=MsoNormal>Please attach all output as a file in bug reports.<o:p></o:p></p><p class=MsoNormal>MythTV Version : v0.26.0-144-gc5bd828<o:p></o:p></p><p class=MsoNormal>MythTV Branch : fixes/0.26<o:p></o:p></p><p class=MsoNormal>Network Protocol : 75<o:p></o:p></p><p class=MsoNormal>Library API : 0.26.20130225-1<o:p></o:p></p><p class=MsoNormal>QT Version : 4.8.3<o:p></o:p></p><p class=MsoNormal>Options compiled in:<o:p></o:p></p><p class=MsoNormal> linux profile use_hidesyms using_alsa using_oss using_pulse using_pulseoutput using_backend using_bindings_perl using_bindings_python using_bindings_php using_crystalhd using_dvb using_firewire using_frontend using_hdhomerun using_ceton using_hdpvr using_iptv using_ivtv using_joystick_menu using_libcec using_libcrypto using_libdns_sd using_libxml2 using_lirc using_mheg using_opengl_video using_qtwebkit using_qtscript using_qtdbus using_v4l2 using_x11 using_xrandr using_xv using_bindings_perl using_bindings_python using_bindings_php using_mythtranscode using_opengl using_vaapi using_vdpau using_ffmpeg_threads using_live using_mheg using_libass using_libxml2<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Background<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>This was running Ubuntu 10.10 / Myth 0.24 and not seeing the Tevii card but was recording well from both TT1600’s. The BBC HD channels changed configuration in October 2012, since the change there was a lot of pixilation on HD recordings. I tweaked the database tables to match the new HHC HD settings and also did a channel scan via mytht-setup but picture quality did not resolve.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>As 10.10 was old, I upgraded to 12.10 which sparked the Tevii card into life and upgraded to Myth 0.25. The TT1600’s still were pixilating on BBC HD (ITV HD & C4 HD were fine and remain fine).<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I’ve also updated to Myth 0.26 to see if this makes any difference and no change.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Current issue <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The TT1600 cards both seem to timeout with lots (hundreds) of the following entry in /var/log/syslog<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Apr 18 16:35:12 tv kernel: [81540.704512] saa7146: saa7146 (0) saa7146_i2c_writeout [irq]: timed out waiting for end of xfer<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>If I run mplayer on the console it gives a tuning timeout message. I can open the Tevii card OK with mplayer and I can watch TV OK on the settop box, so the dish is OK.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Rebooting or reloading the module with “rmmod budget; modprobe budget” brings the cards back into life and they can be seen again by mplayer and mythtv.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>As both TT1600’s timeout I’m ruling out a card failure, also they both spring into life when the driver module is re-loaded without a power cycle.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I’m seeing entries like these in the mythbackend.log<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Apr 18 15:07:25 tv mythlogserver: mythbackend[5910]: W TVRecEvent dvbchannel.cpp:381 (CheckOptions) DVBChan(1:/dev/dvb/adapter0/frontend0): Selected fec_inner parameter unsupported by this driver.<o:p></o:p></p><p class=MsoNormal>Apr 18 15:07:30 tv mythlogserver: mythbackend[5910]: E TVRecEvent diseqc.cpp:473 (SetTone) DiSEqCDevTree: FE_SET_TONE failed#012#011#011#011eno: Operation not permitted (1)<o:p></o:p></p><p class=MsoNormal>Apr 18 15:07:33 tv mythlogserver: mythbackend[5910]: E TVRecEvent dvbchannel.cpp:1076 (GetBitErrorRate) DVBChan(1:/dev/dvb/adapter0/frontend0): Getting Frontend signal error rate failed.#012#011#011#011eno: Operation not permitted (1)<o:p></o:p></p><p class=MsoNormal>Apr 18 15:07:33 tv mythlogserver: mythbackend[5910]: W TVRecEvent dvbsignalmonitor.cpp:90 (DVBSignalMonitor) DVBSM(/dev/dvb/adapter0/frontend0): Cannot measure Bit Error Rate#012#011#011#011eno: Operation not permitted (1)<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Card firmware version is /lib/firmware/dvb-ttpci-01.fw-2622, I’ve also tried 2624<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I found a suggestion on PCI latency, suggesting increasing this to >150, but it has made no difference to the timeout.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I don’t want to build from scratch as there are lots of recordings that have built up over the years (mostly Star Trek & Dr Who!)<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Any suggestions on where else to start looking?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thanks in advance<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Alex<o:p></o:p></p></div></body></html>