[directfb-dev] Re: Where is FBIO_WAITFORVSYNC supposed to get defined for matrox cards?

[Ville Syrjälä <syrjala@sci.fi>]

On Sat, Jan 10, 2004 at 04:17:27PM -0500, Brian J. Murrell wrote:
> I have been having some trouble lately with high cpu usage with my
> mplayer output to my g400's crtc2 output.
> 
> 
> So my question is, where is FBIO_WAITFORVSYNC supposed to be defined,
> and it's supposed to be in /usr/include/linux/matroxfb.h, why is it not
> being included in my DirectFB build?
> 
> I have grepped the entire source tree for "matroxfb.h" it does not
> appear anywhere.  I am off to do some more digging, but if anyone can
> give me a quick answer in the meanwhile, I'd appreciate it.

DirectFB includes <linux/fb.h> because that's where the ioctls are defined 
but for some reason FBIO_WAITFORVSYNC ended up in matroxfb.h. Probably 
because it's the only driver that implements it.

-- 
Ville Syrjälä
syrjala@sci.fi
http://www.sci.fi/~syrjala/


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