Re: Tuning problems with em28xx-dvb & tda10071 on MIPS-based router board

[Antti Palosaari <crope@iki.fi>]

On 11/28/2012 10:05 AM, Ingo Kofler wrote:
> I know that they are not that powerful. I don't want to dump the whole
> transportstream but just a single program (~ 10 mbit/s) contained in
> it. Filtering based on the PID is done in the device isn't it?

Used em28xx chip supports pid filtering but driver doesn't.

Antti

>
> Ingo
>
> 2012/11/27 Joel Wirāmu Pauling <joel@aenertia.net>:
>> The 1043nd and similar ar7xxx chipsets only support around 30-40bit
>> transfers across the CPU and chip-set bus.
>>
>> I would be very surprised if you could reliably put an mpeg2 stream on the
>> wire from them.
>>
>>
>> -Joel
>>
>> http://gplus.to/aenertia
>> http://linkedin.com/in/aenertia
>> @aenertia
>>
>>
>>
>>
>> On 27 November 2012 06:50, Ingo Kofler <ingo.kofler@gmail.com> wrote:
>>>
>>> Hi,
>>>
>>> I am trying to get my PCTV DVB-S2 stick running on my TP-Link
>>> TL-WR1043ND that runs OpenWrt (Attitude Adjustment Beta, Kernel
>>> 3.3.8). I have cross-compiled the corresponding kernel modules and
>>> deployed them on the router. I have also deployed the firmware on the
>>> device.
>>>
>>> After loading the corresponding modules the /dev/dvb/... devices show
>>> up and the dmesg output seems to be fine. Then I tried to test the
>>> device using szap and a channels.conf file. Unfortunately, the device
>>> cannot tune to most of the transponders except of two. Both are
>>> located in the vertical high band of the Astra 19E. For all other
>>> transponders I do not get a lock of the frontend.
>>>
>>> Tuning works fine on my PC using kernel verions 3.2 and 3.5 (the ones
>>> that ship with Ubuntu) and using the same channels.conf file and
>>> stick. So I conclude that both the stick, the satellite dish and the
>>> channels.conf is working. I've also tested it on the router board with
>>> an external powered USB Hub (I though that maybe the power of the
>>> router's USB port wasn't good enough).
>>>
>>> Now I have no further ideas. Before I start to debug the C code and
>>> try to figure out the difference between the PC and the router - Are
>>> there any known issues with this driver? Does it work on MIPS and
>>> different endianess?
>>>
>>> Best regards,
>>> Ingo
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>>
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