[linux-dvb] TerraTec Cinergy C DVB-C / Twinhan AD-CP400 (VP-2040) & mantis driver

Marko Ristola marko.ristola at kolumbus.fi
Tue Aug 5 19:41:33 CEST 2008


Maybe I should try with Manu's jusst.de version, if it works for me now
Better exclude the driver differences away.
I don't have a CAM module and I haven't tested with two equal cards.

Our problems seem to be similar though.

Marko

Mika Båtsman kirjoitti:
> Marko Ristola wrote:
>> Mika Båtsman kirjoitti:
>>> Hi,
>>> I also tried your patch because I've had freezes since I got these 
>>> cards. Unfortunately it didn't help me. Got a whooping 5min uptime 
>>> before it all went wrong again. I have 2x Cinergy C + 2.6.24-19 + 
>>> vdr 1.6.
>>>
>> Do you have a heat problem? Have you checked your motherboard sensors?
>> Have you checked that your memory is okay? Air flows easilly?
>
> Memory was the first thing I suspected but memtest went through 10+ 
> times without a fail. Heat shouldn't be a problem either. There's a 
> big efficient, noisy fan in the back of the case.
>
> The machine works fine when dvb is watched with dvbyell 
> http://www.dvbyell.org/ which has cards set to fixed frequency ie. 
> card1 -> 152Mhz and card2 -> 290Mhz. At least for me the problem 
> occurs only with apps like mythtv and vdr which change the frequency 
> of the tuner.
>
> -Mika
>
>>> I did:
>>> hg clone http://jusst.de/hg/mantis
>>> replaced mantis_dma.c with the one you attached, renamed 
>>> MANTIS_GPIF_RDWRN -> MANTIS_GPIF_HIFRDWRN
>>> make && make install && reboot
>>>
>>> Am I missing something? It seemed to compile and install fine.
>>>
>>> You said that the mantis_dma.c in jusst.de mantis head is not the 
>>> latest version. Where can it be found then?
>> I have my own driver version which I have given for Finnish people 
>> for easy installation with remote control support for Twinhan 2033.
>> (Personally I'm not pleased with the card: now after some years of 
>> development the card works well enough for me finally).
>>
>> So the most important feature of my driver for Finnish people has 
>> been the easy compile and install and that the driver ("release") is 
>> tested for Twinhan 2033.
>> Secondly I have given for some Finnish people the Twinhan 2033 remote 
>> control support included.
>> Maybe somebody from Finland would be interested with the DMA transfer 
>> fixes, if they have unsolved quality problems. That's a fact that 
>> those tweaks helped me although the root cause is a bit uncertain. 
>> Other features of my driver version like suspend/resume aren't very 
>> important.
>>
>> Regards,
>> Marko Ristola
>>
>>>
>>> Regards,
>>> Mika Båtsman
>>>
>>> Marko Ristola wrote:
>>>>
>>>> Hi,
>>>>
>>>> Unfortunately I have been busy.
>>>>
>>>> The patch you tried was against jusst.de Mantis Mercurial branch head.
>>>> Your version of mantis_dma.c is not the latest version and thus the 
>>>> patch didn't
>>>> apply cleanly.
>>>>
>>>> Here is the version that I use currently. It doesn't compile 
>>>> straight against jusst.de/mantis head.
>>>> It might work for you because MANTIS_GPIF_RDWRN is not renamed as 
>>>> MANTIS_GPIF_HIFRDWRN.
>>>>
>>>> If it doesn't compile please rename MANTIS_GPIF_RDWRN occurrences 
>>>> into MANTIS_GPIF_HIFRDWRN on that file.
>>>> Otherwise the file should work as it is.
>>>>
>>>> Best regards,
>>>> Marko Ristola
>>>>
>>>> Leif Oberste-Berghaus kirjoitti:
>>>>> Hi Marko,
>>>>>
>>>>> I tried to patch the driver but I'm getting an error message:
>>>>>
>>>>> root at mediapc:/usr/local/src/test/mantis-0b04be0c088a# patch -p1 < 
>>>>> mantis_dma.c.aligned_dma_trs.patch
>>>>> patching file linux/drivers/media/dvb/mantis/mantis_dma.c
>>>>> patch: **** malformed patch at line 22: int mantis_dma_exit(struct 
>>>>> mantis_pci *mantis)
>>>>>
>>>>> Any ideas?
>>>>>
>>>>> Regards
>>>>> Leif
>>>>>
>>>>>
>>>>> Am 14.07.2008 um 22:05 schrieb Marko Ristola:
>>>>>
>>>>>> Hi Leif,
>>>>>>
>>>>>> Here is a patch that implements the mentioned DMA transfer 
>>>>>> improvements.
>>>>>> I hope that these contain also the needed fix for you.
>>>>>> You can apply it into jusst.de/mantis Mercurial branch.
>>>>>> It modifies linux/drivers/media/dvb/mantis/mantis_dma.c only.
>>>>>> I have compiled the patch against 2.6.25.9-76.fc9.x86_64.
>>>>>>
>>>>>> cd mantis
>>>>>> patch -p1 < mantis_dma.c.aligned_dma_trs.patch
>>>>>>
>>>>>> Please tell us whether my patch helps you or not: if it helps, 
>>>>>> some of my patch might get into jusst.de as
>>>>>> a fix for your problem.
>>>>>>
>>>>>> Best Regards,
>>>>>> Marko
>>>>>
>>>>>
>>>>
>>>> ------------------------------------------------------------------------ 
>>>>
>>>>
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>>>
>>
>
>




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