[Libdlo] tests give flickering vertical stripes on mimo

Greg KH greg at kroah.com
Thu May 21 07:39:16 PDT 2009


On Thu, May 21, 2009 at 02:43:12PM +0100, Phil Endecott wrote:
> Hi,
> 
> "make check" and "test/test1" give a flicking vertical stripe effect on 
> my mimo UM-710.
> 
> I'm not sure exactly what the tests are supposed to display, but I 
> think I can guess what e.g. "random rectangles" means.  I think that I 
> am seeing one row of the image replicated over all rows of the screen.  
> And it flashes between two (similar?) images, probably at the frame rate.
> 
> I am a bit suspicious of this in the test output:
> 
> test: native mode info...
>    800x480 @ 60 Hz 24 bpp base &0
> test: set_mode...
> test: mode info...
>    1280x1024 @ 75 Hz 24 bpp base &0
> 
> Does that mean it's trying to do 1280x1024, even though it knows it is 
> an 800x480 device?

Yes, the test  code right now is forcing the screen to the 1280x1024
mode, no choice of anything else :(

thanks,

greg k-h


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