iwlwifi: mvm: don't require WOWLAN images when unified

WOWLAN images in unified firmwares should not be used, so don't require
them to support wowlan. This will allow to reduce the firmware's file
size.
Signed-off-by: Ido Yariv <idox.yariv@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c

@@ -420,6 +420,10 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
 		WLAN_CIPHER_SUITE_TKIP,
 		WLAN_CIPHER_SUITE_CCMP,
 	};
+#ifdef CONFIG_PM_SLEEP
+	bool unified = fw_has_capa(&mvm->fw->ucode_capa,
+				   IWL_UCODE_TLV_CAPA_CNSLDTD_D3_D0_IMG);
+#endif
 
 	/* Tell mac80211 our characteristics */
 	ieee80211_hw_set(hw, SIGNAL_DBM);
@@ -709,7 +713,7 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
 		hw->wiphy->wowlan = &mvm->wowlan;
 	}
 
-	if (mvm->fw->img[IWL_UCODE_WOWLAN].num_sec &&
+	if ((unified || mvm->fw->img[IWL_UCODE_WOWLAN].num_sec) &&
 	    mvm->trans->ops->d3_suspend &&
 	    mvm->trans->ops->d3_resume &&
 	    device_can_wakeup(mvm->trans->dev)) {