diff options
Diffstat (limited to 'arch/s390/include/asm/ccwdev.h')
| -rw-r--r-- | arch/s390/include/asm/ccwdev.h | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/arch/s390/include/asm/ccwdev.h b/arch/s390/include/asm/ccwdev.h index ba007d8df941..2a5419551176 100644 --- a/arch/s390/include/asm/ccwdev.h +++ b/arch/s390/include/asm/ccwdev.h @@ -1,11 +1,9 @@ /* - * include/asm-s390/ccwdev.h - * include/asm-s390x/ccwdev.h + * Copyright IBM Corp. 2002, 2009 * - * Copyright (C) 2002 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Arnd Bergmann <arndb@de.ibm.com> + * Author(s): Arnd Bergmann <arndb@de.ibm.com> * - * Interface for CCW device drivers + * Interface for CCW device drivers */ #ifndef _S390_CCWDEV_H_ #define _S390_CCWDEV_H_ @@ -104,6 +102,11 @@ struct ccw_device { * @set_offline: called when setting device offline * @notify: notify driver of device state changes * @shutdown: called at device shutdown + * @prepare: prepare for pm state transition + * @complete: undo work done in @prepare + * @freeze: callback for freezing during hibernation snapshotting + * @thaw: undo work done in @freeze + * @restore: callback for restoring after hibernation * @driver: embedded device driver structure * @name: device driver name */ @@ -116,6 +119,11 @@ struct ccw_driver { int (*set_offline) (struct ccw_device *); int (*notify) (struct ccw_device *, int); void (*shutdown) (struct ccw_device *); + int (*prepare) (struct ccw_device *); + void (*complete) (struct ccw_device *); + int (*freeze)(struct ccw_device *); + int (*thaw) (struct ccw_device *); + int (*restore)(struct ccw_device *); struct device_driver driver; char *name; }; @@ -184,6 +192,7 @@ extern void ccw_device_get_id(struct ccw_device *, struct ccw_dev_id *); #define to_ccwdrv(n) container_of(n, struct ccw_driver, driver) extern struct ccw_device *ccw_device_probe_console(void); +extern int ccw_device_force_console(void); // FIXME: these have to go extern int _ccw_device_get_subchannel_number(struct ccw_device *); |