You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
30 lines
1000 B
30 lines
1000 B
/* 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 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 */
|
|
|