[linux-dvb] Re: cinergyT2: which kernel/usb module to use?

[Holger Waechtler <holger@qanu.de>]

Johannes Stezenbach wrote:

> Holger Waechtler wrote:
>  
> > Johannes Stezenbach wrote:
> >    
> > > The API (as documented) requires frontends to implement FE_GET_EVENT.
> > > Why should we want to break this?
> > >      
> > is somewhere stated that this ioctl is mandantory, I can't remind so? As 
> > for all other ioctls the application has to check the return value and 
> > properly handle this.
> >    
> The docs don't say that FE_GET_EVENT is optional.
> Or, the other way round, they don't say that FE_SET_FRONTEND
> is mandatory. This is implied.
>  
an MPEG2 sniffer works without SET_FRONTEND, a MPEG2-decoderless card 
without the decoder ioctls. Which ones make sense depends on the 
hardware you are using...

Holger