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-rw-r--r--include/asm-s390/isc.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/asm-s390/isc.h b/include/asm-s390/isc.h
new file mode 100644
index 000000000000..533a1372234a
--- /dev/null
+++ b/include/asm-s390/isc.h
@@ -0,0 +1,18 @@
1#ifndef _ASM_S390_ISC_H
2#define _ASM_S390_ISC_H
3
4/*
5 * I/O interruption subclasses used by drivers.
6 * Please add all used iscs here so that it is possible to distribute
7 * isc usage between drivers.
8 * Reminder: 0 is highest priority, 7 lowest.
9 */
10#define MAX_ISC 7
11
12/* Regular I/O interrupts. */
13#define IO_SCH_ISC 3 /* regular I/O subchannels */
14#define CONSOLE_ISC 1 /* console I/O subchannel */
15/* Adapter interrupts. */
16#define QDIO_AIRQ_ISC IO_SCH_ISC /* I/O subchannel in qdio mode */
17
18#endif /* _ASM_S390_ISC_H */