aboutsummaryrefslogtreecommitdiff
path: root/arch/s390/include/asm/ccwgroup.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390/include/asm/ccwgroup.h')
-rw-r--r--arch/s390/include/asm/ccwgroup.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/s390/include/asm/ccwgroup.h b/arch/s390/include/asm/ccwgroup.h
index a27f68985a7..c79c1e787b8 100644
--- a/arch/s390/include/asm/ccwgroup.h
+++ b/arch/s390/include/asm/ccwgroup.h
@@ -38,6 +38,11 @@ struct ccwgroup_device {
* @set_online: function called when device is set online
* @set_offline: function called when device is set offline
* @shutdown: function called when device is shut down
+ * @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 driver structure
*/
struct ccwgroup_driver {
@@ -51,6 +56,11 @@ struct ccwgroup_driver {
int (*set_online) (struct ccwgroup_device *);
int (*set_offline) (struct ccwgroup_device *);
void (*shutdown)(struct ccwgroup_device *);
+ int (*prepare) (struct ccwgroup_device *);
+ void (*complete) (struct ccwgroup_device *);
+ int (*freeze)(struct ccwgroup_device *);
+ int (*thaw) (struct ccwgroup_device *);
+ int (*restore)(struct ccwgroup_device *);
struct device_driver driver;
};