[linux-dvb] Re: Hauppauge Nexus-S problems with multiple channels broadcasting

[Manu Abraham <manu@kromtek.com>]

On Fri December 10 2004 5:09 pm, Johannes Stezenbach wrote:
> Anton K. Komarov wrote:
> > Hi! I've got a subj dvb-card and make dvb broadcasts over campus net.
> > But i have a problem! I am using videolan server and when i try to send
> > more than 3 channels from transponder simulteniously i've got lots of
> > libdvbpsi discontinueties and crc errors.
>
> That is expected. The bandwidth of the DEBI interface (part of the
> saa7146 PCI bridge) is not very high, and further limited due
> to the somewhat inefficient firmware protocol and the low
> memory bandwidth of the AV7110's ARM core.
>
> > Also after a long period of broadcasting time
> > theese 3 channels i've got the same error. Then i reload my dvb-ttpci
> > driver and everything starts work as usual.
>
> Maybe 3 channels is just a tiny bit too much and the buffers
> run slowly full.
>
> Get yourself a non-av7110 card and be happy with it.
>
It is not just the AV7110, other cards also have the same problem.

Manu
> Johannes