[linux-dvb] Re: Linux DVB API 4 Q's

[Johannes Stezenbach <js@convergence.de>]

Hi,

Rob.McConnell@Zarlink.Com wrote:
> 
> As I understand the current API version 3 implementation allows you to
> attach multiple section filters to a single fd, so I think we should keep
> this in V4.

Nope. Only one filter per fd.

> What about leaving the demux device alone and allowing it to choose say
> front_end x = C/A module input.  Then we
> need a C/A device that can set it's source to say external demod #1.  In
> this case, h/w that does have the ability to route an input TS from say an
> external demod to a C/A module and then into the logical demux device  is
> covered.  Also, h/w that does not have a C/A or C/I router will still
> function the same i.e. demux selects the required front_end.

If we'd use the "general input device" model, you could have
e.g. two frontend input devices and two CI input devices. Then add
a DVB_CI_SET_INPUT ioctl which allows simply to select frontend0/1. OK?


Johannes


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