s390: show statistics for MSI IRQs

Improve /proc/interrupts on s390 to show statistics for individual
MSI interrupts.

Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Acked-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

arch/s390/include/asm/irq.h

@@ -47,7 +47,6 @@ enum interruption_class {
 	IRQEXT_CMC,
 	IRQEXT_FTP,
 	IRQIO_CIO,
-	IRQIO_QAI,
 	IRQIO_DAS,
 	IRQIO_C15,
 	IRQIO_C70,
@@ -55,12 +54,13 @@ enum interruption_class {
 	IRQIO_VMR,
 	IRQIO_LCS,
 	IRQIO_CTC,
-	IRQIO_APB,
 	IRQIO_ADM,
 	IRQIO_CSC,
+	IRQIO_VIR,
+	IRQIO_QAI,
+	IRQIO_APB,
 	IRQIO_PCI,
 	IRQIO_MSI,
-	IRQIO_VIR,
 	IRQIO_VAI,
 	IRQIO_GAL,
 	NMI_NMI,