On Wed, 2016-07-27 at 18:24 +0200, zahlenm...@gmx.de wrote: > Hey everyone, > I am struggling to understand how the modesetting driver and DRI play > together. > This is from Xorg.0.log: > > [ 2350.977] (II) Loading > /usr/lib/xorg/modules/drivers/modesetting_drv.so > [ 2350.977] (II) modeset(0): using drv /dev/dri/card0 > [ 2350.984] (II) glamor: OpenGL accelerated X.org driver based. > [ 2351.387] (II) modeset(0): [DRI2] DRI driver: i965 > [ 2351.387] (II) modeset(0): [DRI2] VDPAU driver: i965 > > And this is from glxinfo: > > libGL: Using DRI3 for screen 0 > > I read that modesetting uses DRI3 by default so I am a bit surprised > to > read something like "modeset(0): [DRI2]" in my logs. I also tried and > compiled xorg with the --disable-dri2 flag. In this case I get aiglx > errors that modesetting failed to initalize the DRI2 extension. > Could anyone explain this behaviour to me? > > Kind regards > _______________________________________________ > xorg@lists.x.org: X.Org support > Archives: http://lists.freedesktop.org/archives/xorg > Info: https://lists.x.org/mailman/listinfo/xorg > Your subscription address: %(user_address)s
VDPAU doesn't use DRI3 as yet, AFAIK. DRI2 is still available unless it's build time disabled, even if DRI3 is default.
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