viafb-camera: Funky IRQ

[Jerry Vonau]

Doesn't attaching a serial console disable the camera on a XO-1.5?

Jerry

On Mon, 2012-10-22 at 07:36 +1100, James Cameron wrote:
> These kernel messages seem normal to me, in that they were present in
> manufacturing tests and apparently did not affect the Sugar Record
> activity.
> 
> I don't think the "ffplay -loglevel 7" did anything to change these
> messages, since they are emitted by the kernel and not ffplay.
> 
> I think you may need to diagnose the freeze a bit further.  Is the
> freeze only of your application, or is the freeze also affecting
> keyboard, touchpad and other things?
> 
> If the freeze is affecting more than the application, I suggest you
> attach a serial console and look for kernel output there.  Perhaps you
> have found a way to panic the kernel.
> 
> On Sun, Oct 21, 2012 at 02:36:54AM -0700, Yioryos Asprobounitis wrote:
> > I'm trying to use ffmpeg/ffplay (version 0.6.3-rpmfusion) on os885 to make a simple app for camera recording/viewing on XO-1.5.
> > The problem I have is that only the first or a couple of initial frames are showing/recorded and then it freezes there.
> > With ffplay -loglevel 7, kernel shows:
> > 
> > [  473.790518] viafb-camera viafb-camera: Funky IRQ 90200022
> > ..... 
> > [  474.257107] viafb-camera viafb-camera: Funky IRQ 90200022
> > [  478.855311] viacam_quick_irq: 137 callbacks suppressed
> > [  478.860016] viafb-camera viafb-camera: Funky IRQ 90200022
> > .....  
> > [  479.155117] viafb-camera viafb-camera: Funky IRQ 90200022
> > [  479.322696] viafb-camera viafb-camera: Release: 329 hard, 167 thread, 162 frames
> > [  479.338337] viafb-camera viafb-camera: No frame 0, no buf 5 overruns 5
> > 
> > Could not find much about "Funky IRQ" on the web 
> > #10981 shows a similar kernel output but there is now follow up more than a year now. 
> > Anyone has some experience with ffmpeg and via-camera on the XO-1.5?
> > Thx
> > 
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