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 EADM_SCH_ISC 4 /* EADM subchannels */ 18#define CHSC_SCH_ISC 7 /* CHSC subchannels */ 19/* Adapter interrupts. */ 20#define QDIO_AIRQ_ISC IO_SCH_ISC /* I/O subchannel in qdio mode */ 21#define PCI_ISC 2 /* PCI I/O subchannels */ 22#define AP_ISC 6 /* adjunct processor (crypto) devices */ 23 24/* Functions for registration of I/O interruption subclasses */ 25void isc_register(unsigned int isc); 26void isc_unregister(unsigned int isc); 27 28#endif /* _ASM_S390_ISC_H */ 29