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-rw-r--r--arch/s390/include/asm/irq.h1
-rw-r--r--arch/s390/kernel/irq.c1
2 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/include/asm/irq.h b/arch/s390/include/asm/irq.h
index 1f686059f29..eadfa9fc03b 100644
--- a/arch/s390/include/asm/irq.h
+++ b/arch/s390/include/asm/irq.h
@@ -28,6 +28,7 @@ enum interruption_class {
IOINT_CLW,
IOINT_CTC,
IOINT_APB,
+ IOINT_CSC,
NMI_NMI,
NR_IRQS,
};
diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c
index d382f9db3df..30faaef3445 100644
--- a/arch/s390/kernel/irq.c
+++ b/arch/s390/kernel/irq.c
@@ -53,6 +53,7 @@ static const struct irq_class intrclass_names[] = {
{.name = "CLW", .desc = "[I/O] CLAW" },
{.name = "CTC", .desc = "[I/O] CTC" },
{.name = "APB", .desc = "[I/O] AP Bus" },
+ {.name = "CSC", .desc = "[I/O] CHSC Subchannel" },
{.name = "NMI", .desc = "[NMI] Machine Check" },
};