diff --git a/hypervisor/dm/vpci/partition_mode.c b/hypervisor/dm/vpci/partition_mode.c
index debc5f842..6b9f1aae2 100644
--- a/hypervisor/dm/vpci/partition_mode.c
+++ b/hypervisor/dm/vpci/partition_mode.c
@@ -91,7 +91,7 @@ static void partition_mode_pdev_init(struct pci_vdev *vdev, union pci_bdf pbdf)
  * @pre vm != NULL
  * @pre vm->vpci.pci_vdev_cnt <= CONFIG_MAX_PCI_DEV_NUM
  */
-static int32_t partition_mode_vpci_init(const struct acrn_vm *vm)
+int32_t partition_mode_vpci_init(const struct acrn_vm *vm)
 {
 	struct acrn_vpci *vpci = (struct acrn_vpci *)&(vm->vpci);
 	struct pci_vdev *vdev;
@@ -121,7 +121,7 @@ static int32_t partition_mode_vpci_init(const struct acrn_vm *vm)
  * @pre vm != NULL
  * @pre vm->vpci.pci_vdev_cnt <= CONFIG_MAX_PCI_DEV_NUM
  */
-static void partition_mode_vpci_deinit(const struct acrn_vm *vm)
+void partition_mode_vpci_deinit(const struct acrn_vm *vm)
 {
 	struct pci_vdev *vdev;
 	uint32_t i;
@@ -137,7 +137,7 @@ static void partition_mode_vpci_deinit(const struct acrn_vm *vm)
 	}
 }
 
-static void partition_mode_cfgread(struct acrn_vpci *vpci, union pci_bdf vbdf,
+void partition_mode_cfgread(struct acrn_vpci *vpci, union pci_bdf vbdf,
 	uint32_t offset, uint32_t bytes, uint32_t *val)
 {
 	struct pci_vdev *vdev = pci_find_vdev_by_vbdf(vpci, vbdf);
@@ -155,7 +155,7 @@ static void partition_mode_cfgread(struct acrn_vpci *vpci, union pci_bdf vbdf,
 	}
 }
 
-static void partition_mode_cfgwrite(struct acrn_vpci *vpci, union pci_bdf vbdf,
+void partition_mode_cfgwrite(struct acrn_vpci *vpci, union pci_bdf vbdf,
 	uint32_t offset, uint32_t bytes, uint32_t val)
 {
 	struct pci_vdev *vdev = pci_find_vdev_by_vbdf(vpci, vbdf);
diff --git a/hypervisor/dm/vpci/sharing_mode.c b/hypervisor/dm/vpci/sharing_mode.c
index 5e35bb288..4e8b99c99 100644
--- a/hypervisor/dm/vpci/sharing_mode.c
+++ b/hypervisor/dm/vpci/sharing_mode.c
@@ -42,7 +42,7 @@ static struct pci_vdev *sharing_mode_find_vdev_sos(union pci_bdf pbdf)
 	return pci_find_vdev_by_pbdf(&vm->vpci, pbdf);
 }
 
-static void sharing_mode_cfgread(__unused struct acrn_vpci *vpci, union pci_bdf bdf,
+void sharing_mode_cfgread(__unused struct acrn_vpci *vpci, union pci_bdf bdf,
 	uint32_t offset, uint32_t bytes, uint32_t *val)
 {
 	struct pci_vdev *vdev;
@@ -62,7 +62,7 @@ static void sharing_mode_cfgread(__unused struct acrn_vpci *vpci, union pci_bdf
 	}
 }
 
-static void sharing_mode_cfgwrite(__unused struct acrn_vpci *vpci, union pci_bdf bdf,
+void sharing_mode_cfgwrite(__unused struct acrn_vpci *vpci, union pci_bdf bdf,
 	uint32_t offset, uint32_t bytes, uint32_t val)
 {
 	struct pci_vdev *vdev;
@@ -105,7 +105,7 @@ static void init_vdev_for_pdev(struct pci_pdev *pdev, const void *vm)
 	}
 }
 
-static int32_t sharing_mode_vpci_init(const struct acrn_vm *vm)
+int32_t sharing_mode_vpci_init(const struct acrn_vm *vm)
 {
 	int32_t ret = -ENODEV;
 
@@ -126,7 +126,7 @@ static int32_t sharing_mode_vpci_init(const struct acrn_vm *vm)
  * @pre vm != NULL
  * @pre vm->vpci.pci_vdev_cnt <= CONFIG_MAX_PCI_DEV_NUM
  */
-static void sharing_mode_vpci_deinit(const struct acrn_vm *vm)
+void sharing_mode_vpci_deinit(const struct acrn_vm *vm)
 {
 	struct pci_vdev *vdev;
 	uint32_t i;
diff --git a/hypervisor/include/dm/vpci.h b/hypervisor/include/dm/vpci.h
index 20f3d7001..e68e86b56 100644
--- a/hypervisor/include/dm/vpci.h
+++ b/hypervisor/include/dm/vpci.h
@@ -105,6 +105,20 @@ struct acrn_vpci {
 	struct pci_vdev pci_vdevs[CONFIG_MAX_PCI_DEV_NUM];
 };
 
+int32_t partition_mode_vpci_init(const struct acrn_vm *vm);
+void partition_mode_cfgread(struct acrn_vpci *vpci, union pci_bdf vbdf,
+	uint32_t offset, uint32_t bytes, uint32_t *val);
+void partition_mode_cfgwrite(struct acrn_vpci *vpci, union pci_bdf vbdf,
+	uint32_t offset, uint32_t bytes, uint32_t val);
+void partition_mode_vpci_deinit(const struct acrn_vm *vm);
+
+int32_t sharing_mode_vpci_init(const struct acrn_vm *vm);
+void sharing_mode_cfgread(struct acrn_vpci *vpci, union pci_bdf bdf,
+	uint32_t offset, uint32_t bytes, uint32_t *val);
+void sharing_mode_cfgwrite(__unused struct acrn_vpci *vpci, union pci_bdf bdf,
+	uint32_t offset, uint32_t bytes, uint32_t val);
+void sharing_mode_vpci_deinit(const struct acrn_vm *vm);
+
 void vpci_init(struct acrn_vm *vm);
 void vpci_cleanup(const struct acrn_vm *vm);
 void vpci_set_ptdev_intr_info(const struct acrn_vm *target_vm, uint16_t vbdf, uint16_t pbdf);