[linux-dvb] dm1105 scan but won't tune? (anyone have one of theseworking?)

Simon Baxter linuxtv at nzbaxters.com
Sun Sep 26 23:02:16 CEST 2010


>> Simon Baxter wrote:
>> Hi. I've got a new dm1105 dvb-s card which I can't get to work. I can
>> scan and get transponders etc, but can't tune or get a front end lock.
>
>> I see there's been some work on this - does anyone have one of these
>> dvb-s cards working?
>
>> I've just pulled the latest from
>> http://mercurial.intuxication.org/hg/s2-liplianin
>
>> I can scan and get info:
>> ./scan dvb-s/OptusB1-NZ -l 11300 -x 0
>> scanning dvb-s/OptusB1-NZ
>> using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0'
>> initial transponder 12456000 H 22500000 9
>>>>> tune to: 12456:h:0:22500
>> DVB-S IF freq is 1156000
>> <snip>
>> 0x0000 0x0781: pmt_pid 0x010b TV Works -- C4 (running)
>> <snip>
>> C4:12456:h:0:22500:513:651:1921
>
>> But I can't get a lock on szap:
>> ./szap -c channels-conf/dvb-s/OptusD1E160 C4
>> reading channels from file 'channels-conf/dvb-s/OptusD1E160'
>> zapping to 2 'C4':
>> sat 0, frequency = 12456 MHz H, symbolrate 22500000, vpid = 0x0201,
>> apid = 0x028b sid = 0x0781
>> using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0'
>> status 03 | signal 9ae2 | snr 7170 | ber 0000ff07 | unc fffffffe |
>> status 03 | signal 9c2a | snr 719a | ber 0000ff05 | unc fffffffe |
>> status 03 | signal 9b07 | snr 71d9 | ber 0000ff05 | unc fffffffe |
>> status 03 | signal 9ace | snr 7200 | ber 0000ff05 | unc fffffffe |
>
>> Or in VDR -
>> Sep 23 13:49:45 localhost vdr: [2105] frontend 0/0 timed out while
>> tuning to channel 1, tp 112456
>> Sep 23 13:50:06 localhost vdr: [2105] frontend 0/0 timed out while
>> tuning to channel 16, tp 112483
>> Sep 23 13:50:26 localhost vdr: [2105] frontend 0/0 timed out while
>> tuning to channel 1, tp 112456
>
>
>> Although dvbtune says:
>> ./dvbtune -f 1245600 -s 22500 -p h -m -tone 0 -x
>> Using DVB card "ST STV0299 DVB-S"
>> tuning DVB-S to L-Band:3, Pol:H Srate=22500000, 22kHz=off
>> polling....
>> Getting frontend event
>> FE_STATUS:
>> polling....
>> Getting frontend event
>> FE_STATUS: FE_HAS_SIGNAL FE_HAS_CARRIER
>> polling....
>> Getting frontend event
>> FE_STATUS: FE_HAS_SIGNAL FE_HAS_LOCK FE_HAS_CARRIER FE_HAS_VITERBI
>> FE_HAS_SYNC
>> Event: Frequency: 10995803
>> SymbolRate: 22500000
>> FEC_inner: 3
>
>> Bit error rate: 65285
>> Signal strength: 53063
>> SNR: 48522
>> FE_STATUS: FE_HAS_SIGNAL FE_HAS_LOCK FE_HAS_CARRIER FE_HAS_VITERBI
>> FE_HAS_SYNC
>> <?xml version="1.0" encoding="iso-8859-1"?>
>> <satellite>
>> <descriptor tag="0x01"
>> data="4b59204469676974616c20536174656c6c697465205456f3ae000100a9f042413303eb0103ed0103f10103f401040201041101043801043d01044501044c02046002046102046202232983238d8a23f18426ad"
>> text="KY.Digital.Satellite.TV.......BA3...................8.....E..L.....a..b............"
>> />
>> Nothing to read from fd_nit
>> Scanning 12407000V 30000000
>> Using DVB card "ST STV0299 DVB-S"
>> tuning DVB-S to L-Band:774218352, Pol:V Srate=30000000, 22kHz=off
>> polling....
>> Getting frontend event
>> FE_STATUS:
>> polling....
>> Getting frontend event
>> FE_STATUS: FE_HAS_SIGNAL FE_HAS_CARRIER
>> polling....
>> polling....
>
>
>> Any suggestions?
>
>> _______________________________________________
>> linux-dvb users mailing list
>> For V4L/DVB development, please use instead linux-media at xxxxxxxxxxxxxxx
>> linux-dvb at xxxxxxxxxxx
>> http://www.linuxtv.org/cgi-bin/mailman/listinfo/linux-dvb
>
> Hi,
>
> Please, try set parameter card=<number>> at dm1105 module loading.
>
> Best reagrds,
> Vladimir Monchenko.

I've tried:
modprobe dm1105 card=1
modprobe dm1105 card=2
modprobe dm1105 card=3
modprobe dm1105 card=4
modprobe dm1105 card=5
modprobe dm1105 card=6

but still can't tune the front end.  Any ideas?

lspci -vvv has:
01:06.0 Ethernet controller: Device 195d:1105 (rev 10)
        Subsystem: Device 195d:1105
        Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx-
        Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
        Latency: 64 (4000ns min, 8000ns max), Cache Line Size: 4 bytes
        Interrupt: pin A routed to IRQ 16
        Region 0: I/O ports at bc00 [size=256]
        Kernel driver in use: dm1105
        Kernel modules: dm1105

lsmod:
rc_dm1105_nec           1199  0
dm1105                  9896  0
dvb_core               86607  2 dm1105,stv0299
ir_core                13013  8
rc_dm1105_nec,dm1105,ir_sony_decoder,ir_jvc_decoder,ir_rc6_decoder,ir_rc5_decoder,ir_nec_decoder
i2c_core               24507  7
dm1105,ds3000,cx24116,dvb_pll,stv0299,nvidia,i2c_nforce2






More information about the linux-dvb mailing list