[mirror_ubuntu-kernels.git] / arch / s390 / include / asm / isc.h

#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 CHSC_SCH_ISC 7			/* CHSC subchannels */
/* Adapter interrupts. */
#define QDIO_AIRQ_ISC IO_SCH_ISC	/* I/O subchannel in qdio mode */

/* 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 */
Commit	Line	Data
3a3fc29a CH	1	#ifndef _ASM_S390_ISC_H
	2	#define _ASM_S390_ISC_H
	3
fcc6ab33 SO	4	#include <linux/types.h>
fcc6ab33 SO	5
3a3fc29a CH	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 */
9d92a7e1	17	#define CHSC_SCH_ISC 7 /* CHSC subchannels */
3a3fc29a CH	18	/* Adapter interrupts. */
	19	#define QDIO_AIRQ_ISC IO_SCH_ISC /* I/O subchannel in qdio mode */
	20
fcc6ab33 SO	21	/* Functions for registration of I/O interruption subclasses */
	22	void isc_register(unsigned int isc);
	23	void isc_unregister(unsigned int isc);
	24
3a3fc29a	25	#endif /* _ASM_S390_ISC_H */