[mythtv-users] Why does my capture card keep disappearing?

Phil Bridges gravityhammer at gmail.com
Wed Sep 5 12:59:49 UTC 2007


On 9/5/07, Michelle Dupuis <support at ocg.ca> wrote:
> Ignore the card numbers for now.
>
> I suspect your problem is that the cards are being detected in a different
> order!  That confuses myth.  Lock down the order using udev rules or modules
> tweaking.
>
> Then if it works, you can wipe out all cards to reset the numbering...
>
> > -----Original Message-----
> > From: mythtv-users-bounces at mythtv.org
> > [mailto:mythtv-users-bounces at mythtv.org] On Behalf Of Phil Bridges
> > Sent: Wednesday, September 05, 2007 8:29 AM
> > To: Discussion about mythtv
> > Subject: Re: [mythtv-users] Why does my capture card keep
> > disappearing?
> >
> > On 9/5/07, Jos Hoekstra <joshoekstra at gmx.net> wrote:
> > > Phil Bridges schreef op 5-9-2007 14:06:
> > > > I'm running Gentoo-based 0.20.2_p14357.  I have two
> > PVR-type cards
> > > > (a PVR-250 and an Avermedia M179) and a DViCO FusionHDTV 3.  All
> > > > three cards are working fine per the dmesg output:
> > > >
> > > > ivtv0: Initialized Hauppauge WinTV PVR-250, card #0
> > > > ivtv1: Initialized AVerMedia M179, card #1 cx2388x dvb driver
> > > > version 0.0.6 loaded
> > > > cx8802_register_driver() ->registering driver type=dvb
> > access=shared
> > > > CORE cx88[0]: subsystem: 18ac:d820, board: DViCO
> > FusionHDTV 3 Gold-T
> > > > [card=28]
> > > > cx88[0]/2: cx2388x based dvb card
> > > > DVB: registering new adapter (cx88[0]).
> > > > DVB: registering frontend 0 (LG Electronics LGDT3302
> > VSB/QAM Frontend)...
> > > >
> > > > After having to reboot this morning, though, when I look at my
> > > > status page in MythWeb, though, only 2 encoders are shown
> > - one of
> > > > the PVRs and the HDTV.  This has happened before - I have to shut
> > > > down mythbackend, run myhtv-setup, delete all of my
> > capture cards,
> > > > and add them back in.  This seems to work until I have to reboot
> > > > again; then I lose a card.  In addition to being a pain
> > to redo this
> > > > every time (since I have to be at the backend to run
> > mythtv-setup),
> > > > I'm up into the teens in encoder #s.  What can I do to make sure
> > > > Myth keeps these settings on reboot?
> > >
> > > Have you tried restarting just the backend? I used to have this
> > > problem when the drivers didn't finish loading before
> > mythbakend started.
> > > Sometimes I missed one or 2 encoders of 3, loading
> > mythbackend later
> > > via editing the init-script helped me getting rid of those errors.
> > >
> > > Why do the encoder #'s keep growing, if you delete them and
> > then add
> > > them again they should stay between 1-3.
> > >
> > Thanks for the response.
> >
> > Unfortunately, restarting mythbackend doesn't seem to catch
> > the other card.  I don't know why the number keep increasing,
> > but they do.  It kind of confuses the wife - she thinks we
> > now have 15 capture cards!

This makes sense.  Any pointers on where I can go to learn about
locking down the order using udev?


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