[linux-dvb] Re: Proposal for new frontend architecture

[Andrew de Quincey <adq_dvb@lidskialf.net>]

On Thursday 23 Sep 2004 12:55, Holger Waechtler wrote:
> Michael Hunold wrote:
> > On 22.09.2004 13:32, Gerd Knorr wrote:
> >> Problem #1: Register the frontend with the correct dvb adapter.  The
> >> i2c frontend driver is separate from the dvb adapter driver, which is
> >> basically a good thing to reuse the fe code for different adapters.
> >
> > I think we have to find a consensus on what a "frontend" actually is.
> > From the discussion I learned that there is no such thing as a i2c
> > frontend device. The frontend is the combination of chipsets inside
> > the tin box.
>
> The frontend is the fuzzy thing that makes electromagnetic signals in
> the air a MPEG2 transport stream. Even a network interface reading a DVB
> UDP stream from the net is a frontend.
>
> Usually only RF sensitive components are located inside the tin box, the
> demodulator and the LNB supply circuitry is often placed side-by-side.

yeah - we really only want shared demodulator drivers. So we should rename 
things like grundig_29504-401.c to l64781.c since that is the actual 
demodulator.