On Thu, Apr 28, 2016 at 07:43:16PM +0200, Daniel Vetter wrote: > On Thu, Apr 28, 2016 at 6:56 PM, Ville Syrjälä > <ville.syrjala@xxxxxxxxxxxxxxx> wrote: > >> - better for tracing, can identify the buffer/fence promptly > > > > Can fences be reused somehow while still attached to a plane, or ever? > > That might cause some oddness if you, say, leave a fence attached to one > > plane and then do a modeset on another crtc perhaps which needs to turn > > the first crtc off+on to reconfigure something. > > Fences auto-disappear of course and don't stick around when you > duplicate the drm_plane_state again. I still don't really get the real > concerns though ... Properties that magically change values shouldn't exist IMO. I guess if you could have write-only properties or something it migth be sensible? > In the end it's purely a transport question, and > both ABI ideas work out semantically exactly the same in the end. It's > just that at least in my opinion FENCE_FD prop is a lot more > convenient. > -Daniel > -- > Daniel Vetter > Software Engineer, Intel Corporation > +41 (0) 79 365 57 48 - http://blog.ffwll.ch -- Ville Syrjälä Intel OTC _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
