iwlwifi: mvm: move TDLS code to separate file

The upcoming TDLS channel-switch functionality is big enough to warrant
a separate file. Move existing related functions to the new file.

Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h
index 1fdebb8..6eb1f85 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h
@@ -1161,6 +1161,11 @@
 
 /* TDLS */
 int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
+void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm);
+void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+			       bool sta_added);
+void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
+					   struct ieee80211_vif *vif);
 
 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error);
 #ifdef CONFIG_IWLWIFI_DEBUGFS