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-rw-r--r--drivers/staging/comedi/drivers/addi_apci_1564.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/staging/comedi/drivers/addi_apci_1564.c b/drivers/staging/comedi/drivers/addi_apci_1564.c
index 3e8377a3b67b..2664bfa7b8f1 100644
--- a/drivers/staging/comedi/drivers/addi_apci_1564.c
+++ b/drivers/staging/comedi/drivers/addi_apci_1564.c
@@ -87,6 +87,7 @@
#define APCI1564_DO_INT_STATUS_CC BIT(1)
#define APCI1564_DO_INT_STATUS_VCC BIT(0)
#define APCI1564_DO_IRQ_REG 0x20
+#define APCI1564_DO_IRQ_INTR BIT(0)
#define APCI1564_WDOG_REG 0x24
#define APCI1564_WDOG_RELOAD_REG 0x28
#define APCI1564_WDOG_TIMEBASE_REG 0x2c