On Fri, Mar 09, 2018 at 12:54:43PM -0800, Eric Anholt wrote: > Ville Syrjala <ville.syrj...@linux.intel.com> writes: > > > From: Ville Syrj??l?? <ville.syrj...@linux.intel.com> > > > > Only create framebuffers with supported format/modifier combinations by > > checking that at least one plane supports the requested combination. > > > > Using drm_any_plane_has_format() is somewhat suboptimal for vc4 since > > the planes have (mostly) uniform capabilities. But I was lazy and > > didn't feel like exporting drm_plane_format_check() and hand rolling > > anything better. Also I really just wanted to come up with another > > user for drm_any_plane_has_format() ;) > > I'm not excited about vc4 having error-return behavior that other > drivers don't have. Actually, I don't really see why we should be doing > this check in fb create at all, given that you have to do so again at > atomic_check time with the specific plane. > > Could you just delete the i915 fb format check code?
Yeah I thought we agreed that any driver not using the compat primary plane helper will get this checking by default? That seems simplest, and safest too. -Daniel -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch _______________________________________________ dri-devel mailing list firstname.lastname@example.org https://lists.freedesktop.org/mailman/listinfo/dri-devel