If you are applying a patch, and needs some testing done, I'm willing to volunteer for that part....
On Sun, 2002-03-31 at 22:43, Egbert Eich wrote: > Mark Vojkovich writes: > > > > Looking at the code for the siliconmotion driver in the tree, I'm > > not surprised. It looks like the driver is polling until the retrace > > everytime it has to put a frame. I would expect that to eat up more > > CPU than just doing all the video in software. You should probably > > try it without Xv, if that's being used now. Or somebody should fix > > the drivers. > > > > OK, I will look into this next week. > > I guess this retrace waiting was done to prevent shearing. > Only very few chipsets support some kind of double buffering > with automatic buffer switching on retrace. On all others > we need to poll the chip to detect a retrace. > > Mark, do you have any new idea how to solve this problem? > I guess a solution would be to have some limited kernel > support to handle interrupts. > > Regards, > Egbert. > _______________________________________________ > Xpert mailing list > [EMAIL PROTECTED] > http://XFree86.Org/mailman/listinfo/xpert > _______________________________________________ Xpert mailing list [EMAIL PROTECTED] http://XFree86.Org/mailman/listinfo/xpert