[PATCH] Notify DRI when crtc regions change

Keith Packard keithp at keithp.com
Tue Nov 4 15:52:18 PST 2008

On Tue, 2008-11-04 at 15:48 -0500, Adam Jackson wrote:

> I think it makes sense, although I'm kind of surprised we don't pick up
> on it from ClipNotify on the root window.  Still rotation is basically a
> catastrophic clip change so might as well recompute the world.

Rotation would hit ClipNotify, but just changing crtcs around without
changing the size would not.

> If we wanted a standard macro set I wouldn't complain.  I'm loathe to
> introduce more function calls to the standard wrap chains though, O(n)
> devprivates was a bad enough performance hit to make me hesitant to
> introduce more things that grow linearly with number of subsystems.

Yeah. I'll just expose the structure and get DRI to wrap it in the usual

keith.packard at intel.com
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