[mythtv-users] Scan for channels not working with 2.6.20 kernel

Brian Stretch bstretch at mindspring.com
Sun Mar 25 16:24:40 UTC 2007


-----Original Message-----
>From: Axel Thimm <Axel.Thimm at ATrpms.net>
>Sent: Mar 25, 2007 11:48 AM
>To: Brian Stretch <bstretch at mindspring.com>, Discussion about mythtv <mythtv-users at mythtv.org>
>Subject: Re: Scan for channels not working with 2.6.20 kernel
>
>On Sun, Mar 25, 2007 at 10:46:06AM -0400, Brian Stretch wrote:
>> >>  On 03/23/2007 10:01 PM, mtdean wrote:
>> >>> I experienced the same problem today with the .20 kernel. and the
>> >>> myth-suite latest from ATrpms. I tried two DVB boards (Airstar HD5000
>> >>> by Technistat and KWorld ATSC-110) Both returned no channels. Then
>> >>> I put in an old BT878 card. It picked up the usual SD channels without
>> >>> problem. Another problem with the DVB end of Myth, I guess.
>> >> 
>> >> You do realize that there's an issue with the 2.6.20 kernel that
>> >> prevents auto-loading of certain DVB modules (i.e. the cx88-dvb module),
>> >> right? If not, are you sure the problem you're seeing is in Myth?
>> >> 
>> >> The issue should be fixed in 2.6.21.
>> >
>> > No, this does look like a Mythtv issue.  I was modprobing cx88-dvb to 
>> > load at boot and while Mythtvsetup can't talk to the cards, azap can.
>> 
>> You need to modprobe cx88-dvb before mythbackend starts.  I added
>> modprobe cx88-dvb to my /etc/rc.d/init.d/mythbackend in the start()
>> function.  service restart mythbackend after the modprobe would work
>> too.  All the "missing" recording schedules returned once I did this. 
>
>Don't add that there, better do
>
>echo modprobe cx88-dvb > /etc/sysconfig/modules/local.modules
>chmod +x /etc/sysconfig/modules/local.modules

Thanks, I hadn't heard of that before. 


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