[mythtv] RFE: Allowing backend to trigger S3 sleep while frontend is connected and idle

Lawrence Rust lvr at softsystem.co.uk
Mon Sep 26 19:07:05 UTC 2011

On Mon, 2011-09-26 at 19:53 +0100, Stuart Morgan wrote:
> On Monday 26 Sep 2011 20:44:59 Lawrence Rust wrote:
> > I have found that some dvb cards from various kernel versions require
> > re-opening in mythbackend after recovery from S3.  This is certainly
> > true of the Nova-S and tbs6981 with kernels from 2.6.36 thru 3.0.  It's
> > especially important if some dvb modules have to be unloaded for
> > suspend.  Does this patch cater for that?  At present I use an ACPI
> > script to restart the backend which is clumsy.
> Right now I'm only working on allowing the backend to shutdown (or sleep if so 
> configured) if frontends are idle, thus removing the need to use workarounds 
> such as mythwelcome. Having the backend handle sleep better isn't something I 
> plan on working on at this time.

OK, I'll await the patches with interest.  As necessity is the mother of
invention, perhaps I can do something to workaround the recovery issues.


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