[mythtv-users] tuner numbering

Roger Siddons dizygotheca at ntlworld.com
Thu Feb 27 18:20:41 UTC 2014


On Thu, 27 Feb 2014 16:38:01 -0000, Daryl McDonald <darylangela at gmail.com>  
wrote:

>
> Because it had no positive effect, I've removed the "10-" from the
> "digital-card.rule" and it would seem to me that:

Interesting. All the guides I've seen suggest putting rules at low numbers  
but, after trying it, I agree that it doesn't appear to make any  
difference.

>
> daryl at daryl-A780L3C:~$ ls -l /dev/dvb*
> lrwxrwxrwx 1 root root 22 Feb 27 09:33 /dev/dvbHP1250 ->  
> dvb/adapter6/frontend0
>
> the above query says that the modprobe option and the symlink script
> are functional for the HP1250 and not for the PC800i.

No. That's probably being created by your capture-card.rules, as Hika  
pointed out.

>
> Clutching at straws here, but does the module blacklist that I have
> implemented have anything to do with this:
>
> #Modules from PCTV tuner that interfere with stb control
> blacklist rc_pinnacle_pctv_hd
> ir_lirc_codec
>
> Above is the only thing I've done to that card specifically.   Daryl

Not sure, but it won't affect your Leadtek Winfast PxDVR3200

What I have just discovered is that running 'udevadm test' with a wildcard  
'*' only seems to report the first adapter found - adapter0 in your case.  
I assumed it would test all adapters. I guess we're not seeing anything  
because the Leadfast is sitting on your other adapter, as that old symlink  
suggests (6? You probably still have some -nr options configured) and the  
2nd rule isn't yet working because of the incorrect device id.

So;

1. Fix your device id: 0x08802 -> 0x8802
2. Try

udevadm test $(udevadm info -q path -n /dev/dvb/adapter6/dvr0)
and
udevadm test $(udevadm info -q path -n /dev/dvb/adapter0/dvr0)

3. I'm not sure how your capture-cards.rules ended up but it also seems to  
be detecting 'dvb' devices. It would be advisable to disable it (rename it  
to capture-cards.disabled) whilst you're running these tests. Remember to  
enable it again before you reboot though...

4. As you're on Mythbuntu I'm pretty sure you have /bin/sh installed. Even  
if it wasn't, we would still see the rule reported in  
"udev_rules_apply_to_event"; it just won't create the DEVLINKS


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