It's a known problem (http://ivtvdriver.org/trac/ticket/49). The ticket
contains a description of a workaround (a small change in the code). I
simply did not have the time to really look into it but I know it
always happens after a DMA error: something goes wrong in the recovery
of that error.
Hans
On Tuesday 03 January 2006 20:56, Mila Boldareva wrote:
> Hi!
>
> I have an Hauppauge-150MCE TV card on an AMD x86_64 dual core PC.
> There is an issue with it, perhaps, someone could help me?
>
> At some random point in time the sound suddenly becomes gargling. I
> can hear what is being spoken, but in the background there is this
> strange bubling, often accompanied by squares on the screen.
> Sometimes it disappears by itself, but most often -- no. This makes
> TV recording virtually useless :-(
>
> I use mplayer to play /dev/video0 , and cat /dev/video0 to save
> files. I had this issue with both 0.4.0 driver and with the newer
> 0.4.1 driver, both make'd as in the how-to. (I had to change
> ivtv-firmware.c as in a thread earlier this month to achieve a
> success with 0.4.1). I hoped that 0.4.1 will resolve the sound
> problem, but no.
>
> I have built the released 2.6.15 kernel, using the proper Mandriva
> 2-6-12-mdksmp config as a reference. Before I had a 2.6.14 kernel
> (again, same effect).
>
> Can anyone put me in the right direction, how to fix this?
>
> With best regards,
> Mila
>
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