[linux-dvb] Re: AV7110 stable protocol proposal

[Emard <emard@softhome.net>]

> > PC->ARM ring buffer should be 4-8 times smaller than ARM->PC
> > because basically we will upload less and download more.
> 
> This is not neccessarily true:
> - If vdr runs in timeshift-mode, you need about the same bandwidth 
>   for download and upload.
> - When replaying a recording you need almost no download bandwidth.

OK

> 
> Because DPRAM is a very limited ressource, it would be great to
> resize the upload/download buffers dynamically.
> This way throughput could be optimized.

Above proposal allows for resizing. PC can easily send ARM message
to hold a while, resize the buffers and inform ARM about the new 
setting. I thought about this.



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