1 files changed, 20 insertions, 0 deletions
diff --git a/hw/s390x/s390-pci-bus.c b/hw/s390x/s390-pci-bus.c
index 9e24268fd1..f930b04e99 100644
--- a/hw/s390x/s390-pci-bus.c
+++ b/hw/s390x/s390-pci-bus.c
@@ -91,6 +91,26 @@ int chsc_sei_nt2_have_event(void)
     return !QTAILQ_EMPTY(&s->pending_sei);
 }
 
+S390PCIBusDevice *s390_pci_find_next_avail_dev(S390PCIBusDevice *pbdev)
+{
+    int idx = 0;
+    S390PCIBusDevice *dev = NULL;
+    S390pciState *s = s390_get_phb();
+
+    if (pbdev) {
+        idx = (pbdev->fh & FH_MASK_INDEX) + 1;
+    }
+
+    for (; idx < PCI_SLOT_MAX; idx++) {
+        dev = s->pbdev[idx];
+        if (dev && dev->state != ZPCI_FS_RESERVED) {
+            return dev;
+        }
+    }
+
+    return NULL;
+}
+
 S390PCIBusDevice *s390_pci_find_dev_by_fid(uint32_t fid)
 {
     S390PCIBusDevice *pbdev;