anv: Use I915_USERPTR_PROBE when available

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12044>

src/intel/vulkan/anv_gem.c

@@ -173,6 +173,9 @@ anv_gem_userptr(struct anv_device *device, void *mem, size_t size)
       .flags = 0,
    };
 
+   if (device->physical->has_userptr_probe)
+      userptr.flags |= I915_USERPTR_PROBE;
+
    int ret = intel_ioctl(device->fd, DRM_IOCTL_I915_GEM_USERPTR, &userptr);
    if (ret == -1)
       return 0;