[Openchrome-users] [mythtv-users] MythTV Hanging on Video Exit

[Thomas Hellström]

Hi,

Hans-Erik.Floryd wrote:

>Hi,
>
>As has previously been reported on the list there seems to be a problem 
>with exiting video from mythtv. I'm running myth on an SP8000E board and 
>most of the time while exiting video I get back to the myth screen but 
>the system is unresponsive. Logging in remotely I can see X using 100% CPU.
>
>I've attempted to trace the problem by adding debug output to the 
>driver. It appears to hang when viaStopVideo calls viaOverlayHide. 
>Adding further debug output to viaOverlayHide actually made the system 
>behave much better, it didn't crash nearly as often. When it did it 
>seemed that it happens while calling FlushVidRegBuffer. There's 
>eventually a while-loop in there (viaWaitVideoCommandFire), and my guess 
>is that for some reason that loop is never exited. This would explain 
>the 100% CPU usage.
>
>Apart from this issue the driver is working beautifully, the mpeg2 
>acceleration is great!
>
>  
>
I've made two small fixes related to this report. One bugfix and one fix
making the above mentioned loop time out after 20 ms, which is a
reasonable time in this context.

Could you try latest SVN (revision 149) to see if it fixes the problem.

/Thomas


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