diff --git a/arch/arm64/kernel/mpam/mpam_device.c b/arch/arm64/kernel/mpam/mpam_device.c
index cfbc2b25c9504cd0cdf2a873d3fee8e3e4bc84f5..431318baa8450253c9288cfc2ddb8a4708c53596 100644
--- a/arch/arm64/kernel/mpam/mpam_device.c
+++ b/arch/arm64/kernel/mpam/mpam_device.c
@@ -666,3 +666,15 @@ void __init mpam_discovery_failed(void)
 	}
 	mutex_unlock(&mpam_devices_lock);
 }
+
+u16 mpam_sysprops_num_partid(void)
+{
+	/* At least one partid for system width */
+	return mpam_sysprops.max_partid + 1;
+}
+
+u16 mpam_sysprops_num_pmg(void)
+{
+	/* At least one pmg for system width */
+	return mpam_sysprops.max_pmg + 1;
+}
diff --git a/arch/arm64/kernel/mpam/mpam_internal.h b/arch/arm64/kernel/mpam/mpam_internal.h
index 24b26dc0e3d0ea3617b47831d18d4424567fdb6d..2579d111d7dfddc35afe6b07140c362237e91a25 100644
--- a/arch/arm64/kernel/mpam/mpam_internal.h
+++ b/arch/arm64/kernel/mpam/mpam_internal.h
@@ -48,4 +48,7 @@ static inline void mpam_clear_feature(enum mpam_device_features feat,
 
 #define MPAM_ARCHITECTURE_V1    0x10
 
+u16 mpam_sysprops_num_partid(void);
+u16 mpam_sysprops_num_pmg(void);
+
 #endif