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1#ifndef _ASM_S390_ISC_H
2#define _ASM_S390_ISC_H
3
4#include <linux/types.h>
5
6/*
7 * I/O interruption subclasses used by drivers.
8 * Please add all used iscs here so that it is possible to distribute
9 * isc usage between drivers.
10 * Reminder: 0 is highest priority, 7 lowest.
11 */
12#define MAX_ISC 7
13
14/* Regular I/O interrupts. */
15#define IO_SCH_ISC 3 /* regular I/O subchannels */
16#define CONSOLE_ISC 1 /* console I/O subchannel */
17#define CHSC_SCH_ISC 7 /* CHSC subchannels */
18/* Adapter interrupts. */
19#define QDIO_AIRQ_ISC IO_SCH_ISC /* I/O subchannel in qdio mode */
20#define AP_ISC 6 /* adjunct processor (crypto) devices */
21
22/* Functions for registration of I/O interruption subclasses */
23void isc_register(unsigned int isc);
24void isc_unregister(unsigned int isc);
25
26#endif /* _ASM_S390_ISC_H */