Say yes if you have such a device.
+# don't call it _MODULE -- will confuse Kconfig/fixdep/...
+config IWLWIFI_OPMODE_MODULAR
+ bool
+ default y if IWLDVM=m
+ default y if IWLMVM=m
+
comment "WARNING: iwlwifi is useless without IWLDVM or IWLMVM"
depends on IWLWIFI && IWLDVM=n && IWLMVM=n