[vdr] Re: PowerManagement in current VDR?

[Klaus Schmidinger <Klaus.Schmidinger@cadsoft.de>]

"Aike J Sommer (AS Media)" wrote:
> 
> Klaus Schmidinger wrote:
> > "Aike J Sommer (AS Media)" wrote:
> >
> >>Klaus Schmidinger wrote:
> >>
> >>>Steffen Barszus wrote:
> >>>
> >>>
> >>>>On Friday 08 November 2002 15:36, you wrote:
> >>>>
> >>>>
> >>>>>Rene Bartsch wrote:
> >>>>>
> >>>>>
> >>>>>>Hi,
> >>>>>>
> >>>>>>as VDR-1.1.15 completely changed to Newstruct, does it support
> >>>>>>PowerManagement?
> >>>>>
> >>>>>VDR doesn't actively do anything in that direction.
> >>>>>What exactly are you referring to?
> >>>>>
> >>>>>Klaus
> >>>>
> >>>>I think he is reffering to the dvb-driver. As announced yesterday, the
> >>>>dvb-driver supports Powermanagment if I get it right. Would help to save a
> >>>>lot of heat on 1.3 Cards I think.
> >>>
> >>>
> >>>Ok, but what should VDR do about this?
> >>>If VDR runs, it is tuned to some channel and the LNB power must be on.
> >>>If it doesn't run, the LNB power is turned off by the driver, anyway.
> >>>
> >>>Klaus
> >>
> >>i think it would be good if vdr would completely release the dvb while
> >>not doin any watching or recording, so that if i want it to record
> >>something in a couple hours i can just leave it on w/o it consuming all
> >>the power...
> >>btw i also have an analogue receiver "behind" the dvb, which only works
> >>when the dvb does not use the lnb (of course, just another reason why i
> >>would like vdr to release the card)
> >
> >
> > So what you actually want is that VDR "knows" whether there is somebody sitting
> > in front of the tv and watches - I wonder how that should be done...
> >
> > Klaus
> 
> well... u could allow the user to switch to some fake channel (eg "0")
> and release the dvb as long as vdr is on that channel! should be
> possible i guess...
> 
> sorry if i didnt put it clear enough in my first post!
> 
> aike

A "fake channel" is certainly not the right way, but Steffen Barszus
suggested a "Standby" function, which could do that. So if the user
explicitly selects the "Standby" function, all cDevices could release
their file handles and the driver would then turn off LNB power.

Klaus
-- 
_______________________________________________________________

Klaus Schmidinger                       Phone: +49-8635-6989-10
CadSoft Computer GmbH                   Fax:   +49-8635-6989-40
Hofmark 2                               Email:   kls@cadsoft.de
D-84568 Pleiskirchen, Germany           URL:     www.cadsoft.de
_______________________________________________________________


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