iwlwifi: mvm: make iwl_mvm_tt_temp_changed() static

This is only needed within tt.c, make it static.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210205110447.20a74526d395.Id24304ec1ae4b3096dbb8112bd146b364920e89e@changeidSigned-off-by: Luca Coelho <luciano.coelho@intel.com>

drivers/net/wireless/intel/iwlwifi/mvm/mvm.h

@@ -1906,7 +1906,6 @@ int iwl_mvm_reconfig_scd(struct iwl_mvm *mvm, int queue, int fifo, int sta_id,
 
 /* Thermal management and CT-kill */
 void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff);
-void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp);
 void iwl_mvm_temp_notif(struct iwl_mvm *mvm,
 			struct iwl_rx_cmd_buffer *rxb);
 void iwl_mvm_tt_handler(struct iwl_mvm *mvm);

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

@@ -44,7 +44,7 @@ static void iwl_mvm_exit_ctkill(struct iwl_mvm *mvm)
 	iwl_mvm_set_hw_ctkill_state(mvm, false);
 }
 
-void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp)
+static void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp)
 {
 	/* ignore the notification if we are in test mode */
 	if (mvm->temperature_test)