[linux-dvb] Newbie driver writer's questions

Leonid Podolny leonid99 at mail.ru
Wed Feb 23 17:52:26 CET 2005

Roberto Ragusa wrote:

> Have a look at the skystar2 driver.
> The chip has hardware filters and uses them to reduce the data moved on
> the PCI bus, but when too many PIDs are requested at the same time it
> switches into "whole bandwith" mode, that is the transport stream
> is fully passed to the upper layer which take cares of demuxing
> according to what the apps have requested.

> You will be always in "whole bandwidth mode" as you have no filters, so
> your driver will be simpler than the Skystar2.

Thanks, I'll take a look at it.
We've found the decoding routines, so the important thing now is to find 
a documentation for the driver API, which I still fail to.

> I assume your card will be very cheap (so, interesting). Can you say
> something more about it? DVB-S? DVB-T?

For now, we are talking about the DVB-T card (the DTT card at 
http://www.vboxcomm.com/product2.htm#1). In the more remote future the 
plans are to add support for DVB-S and ATSC cards.


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