isc.h

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#ifndef _ASM_S390_ISC_H
#define _ASM_S390_ISC_H

#include <linux/types.h>

/*
 * I/O interruption subclasses used by drivers.
 * Please add all used iscs here so that it is possible to distribute
 * isc usage between drivers.
 * Reminder: 0 is highest priority, 7 lowest.
 */
#define MAX_ISC 7

/* Regular I/O interrupts. */
#define IO_SCH_ISC 3            /* regular I/O subchannels */
#define CONSOLE_ISC 1           /* console I/O subchannel */
#define EADM_SCH_ISC 4          /* EADM subchannels */
#define CHSC_SCH_ISC 7          /* CHSC subchannels */
/* Adapter interrupts. */
#define QDIO_AIRQ_ISC IO_SCH_ISC    /* I/O subchannel in qdio mode */
#define AP_ISC 6            /* adjunct processor (crypto) devices */

/* Functions for registration of I/O interruption subclasses */
void isc_register(unsigned int isc);
void isc_unregister(unsigned int isc);

#endif /* _ASM_S390_ISC_H */