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/* SPDX-License-Identifier: GPL-2.0 */ #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 */ #define VFIO_CCW_ISC IO_SCH_ISC /* VFIO-CCW I/O subchannels */ /* Adapter interrupts. */ #define QDIO_AIRQ_ISC IO_SCH_ISC /* I/O subchannel in qdio mode */ #define PCI_ISC 2 /* PCI I/O subchannels */ #define GAL_ISC 5 /* GIB alert */ #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 */