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Diffstat (limited to 'arch/s390/include/asm/hw_irq.h')
-rw-r--r--arch/s390/include/asm/hw_irq.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/s390/include/asm/hw_irq.h b/arch/s390/include/asm/hw_irq.h
new file mode 100644
index 000000000000..7e3d2586c1ff
--- /dev/null
+++ b/arch/s390/include/asm/hw_irq.h
@@ -0,0 +1,22 @@
+#ifndef _HW_IRQ_H
+#define _HW_IRQ_H
+
+#include <linux/msi.h>
+#include <linux/pci.h>
+
+static inline struct msi_desc *irq_get_msi_desc(unsigned int irq)
+{
+ return __irq_get_msi_desc(irq);
+}
+
+/* Must be called with msi map lock held */
+static inline int irq_set_msi_desc(unsigned int irq, struct msi_desc *msi)
+{
+ if (!msi)
+ return -EINVAL;
+
+ msi->irq = irq;
+ return 0;
+}
+
+#endif
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