diff --git a/arch/s390/include/asm/pci.h b/arch/s390/include/asm/pci.h
index 90824be5ce9a8957262dd1330d946a67b12703d5..fdb9745ee998f89f7295673d3c14956edaca9e7f 100644
--- a/arch/s390/include/asm/pci.h
+++ b/arch/s390/include/asm/pci.h
@@ -283,9 +283,6 @@ int zpci_dma_exit_device(struct zpci_dev *zdev);
 int __init zpci_irq_init(void);
 void __init zpci_irq_exit(void);
 
-int zpci_set_irq(struct zpci_dev *zdev);
-int zpci_clear_irq(struct zpci_dev *zdev);
-
 /* FMB */
 int zpci_fmb_enable_device(struct zpci_dev *);
 int zpci_fmb_disable_device(struct zpci_dev *);
diff --git a/arch/s390/pci/pci_irq.c b/arch/s390/pci/pci_irq.c
index 2b6062c486f53b549af826e04a179e4afba1463a..500cd2dbdf5367b6a1c54a8c2ba731e168eb6080 100644
--- a/arch/s390/pci/pci_irq.c
+++ b/arch/s390/pci/pci_irq.c
@@ -99,7 +99,7 @@ static int zpci_clear_directed_irq(struct zpci_dev *zdev)
 }
 
 /* Register adapter interruptions */
-int zpci_set_irq(struct zpci_dev *zdev)
+static int zpci_set_irq(struct zpci_dev *zdev)
 {
 	int rc;
 
@@ -115,7 +115,7 @@ int zpci_set_irq(struct zpci_dev *zdev)
 }
 
 /* Clear adapter interruptions */
-int zpci_clear_irq(struct zpci_dev *zdev)
+static int zpci_clear_irq(struct zpci_dev *zdev)
 {
 	int rc;