On Sat, Sep 23, 2006 at 04:12:54PM -0700, jfj wrote: > Ville Syrjälä wrote: > > >? Some fb drivers support the FBIO_WAITFORVSYNC ioctl (matroxfb and > >atyfb at least). > > > > > > > > I searched a bit. In linux-fbdev there seem to be patches that implement > this for > radeonfb (2005-12) and intelfb (2006-06). Do you know if these have > been applied to 2.6.18?
I don't think so. At least 2.6.18-rc5 doesn't have them. > It seems that a lot of people are interested in this and perhaps > FBIO_WAITFORVSYNC > could be moved to fb.h > > BTW, DirectFB could do > > #ifdef FBIO_WAITFORVSYNC > ioctl(..); > #else > while (inb() && --watchdog); > #endif That would make vsync waiting a no-op on most systems. We should actually remove all FBIO_WAITFORVSYNC ifdefs because we now have a private copy of fb.h. -- Ville Syrjälä [EMAIL PROTECTED] http://www.sci.fi/~syrjala/ _______________________________________________ directfb-dev mailing list [email protected] http://mail.directfb.org/cgi-bin/mailman/listinfo/directfb-dev
