On Thursday, December 23rd, 2021 at 12:56, Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> wrote: > > - /* If we can't determine support, just bail */ > > - if (!plane->funcs->format_mod_supported) > > - goto done; > > - > > mod = modifiers_ptr(blob_data); > > for (i = 0; i < plane->modifier_count; i++) { > > for (j = 0; j < plane->format_count; j++) { > > - if (plane->funcs->format_mod_supported(plane, > > + if (!plane->funcs->format_mod_supported || > > + plane->funcs->format_mod_supported(plane, > > plane->format_types[j], > > plane->modifiers[i])) { > > So instead of skipping the whole loop you just skip doing anything > inside the loop? Can't see how that achieves anything at all. No, the check is skipped when the function isn't populated by the driver.