diff --git a/include/runtime_services/ffa_helpers.h b/include/runtime_services/ffa_helpers.h
index 1a49fa8..0692aa9 100644
--- a/include/runtime_services/ffa_helpers.h
+++ b/include/runtime_services/ffa_helpers.h
@@ -28,6 +28,20 @@
 
 #include <stdint.h>
 
+struct mailbox_buffers {
+	const void *recv;
+	void *send;
+};
+
+struct ffa_partition_info {
+	/** The ID of the VM the information is about */
+	ffa_vm_id_t id;
+	/** The number of execution contexts implemented by the partition */
+	uint16_t exec_context;
+	/** The Partition's properties, e.g. supported messaging methods */
+	uint32_t properties;
+};
+
 /*
  * TODO: In the future this file should be placed in a common folder, and not
  * under tftf. The functions in this file are also used by SPs for SPM tests.
@@ -43,6 +57,8 @@
 					ffa_vm_id_t dest_id, uint32_t message);
 smc_ret_values ffa_error(int32_t error_code);
 smc_ret_values ffa_features(uint32_t feature);
+smc_ret_values ffa_partition_info_get(const uint32_t uuid[4]);
+smc_ret_values ffa_rx_release(void);
 
 #endif /* __ASSEMBLY__ */